10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x14, r2}, 0x14}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:09 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x6}) 08:50:09 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f00000000c0)={0xc}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000000)={0x69, "f5b4ee246a2bee705cb7ef15b90abb7aadc8018e9a9eaa82a70340a22ea2d082b9eaa349a59099da3171a5ad68c80bfbd52fa67c0198efb1fb4376d10a53b71578a22ad7d2ffd8b2279c56d6112ebf90d80b0d55da981760b0c64a7d02809b938168bbf597d34c4fba42f181be5e473ce49a79aa36f090cf196533a68da6e94c"}) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:09 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r1 = socket(0x25, 0x6, 0x5) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x5c, 0x9, 0x6, 0x8, 0x4}) 08:50:09 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) sendto$x25(r0, &(0x7f0000000180)="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", 0x1000, 0xc0, &(0x7f0000000000)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) 08:50:09 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x3}) 08:50:09 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x7}) 08:50:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x14, r2}, 0x14}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:10 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000000)={0x70, 0x4, 0x4, 0xb, 0x4, 0x81}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x73, 0xfffffffd, 0x0, 0x9}) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(0xffffffffffffffff, 0xc4c85513, &(0x7f0000000180)={{0x5, 0x0, 0x8, 0x7f, 'syz1\x00', 0x81}, 0x0, [0x6, 0x5, 0x3, 0x0, 0x6c316e0d, 0x10001, 0x7, 0x20, 0x1, 0x2, 0x400, 0xdd21, 0x5, 0x3, 0x7fff, 0x4, 0x2, 0x7, 0x3ff, 0x3, 0x8, 0x0, 0xfa83, 0x5, 0xfd4f, 0x1ff, 0x3ff, 0x80000001, 0x3, 0xffffffffffffffff, 0xee3, 0x7, 0xa2, 0x0, 0x101, 0x0, 0x7f, 0x7, 0x3f, 0x7f, 0x81, 0x7, 0xb11, 0xfffffffffffffff8, 0x939, 0x80, 0x5d, 0x101, 0xffffffffffffffe0, 0x4, 0x9, 0x1ff, 0x0, 0x2, 0x80, 0x9, 0x3f, 0x5, 0x1, 0x9, 0x0, 0x8, 0xd6fb, 0x400, 0x80d, 0x715, 0x7fffffff, 0x1, 0x7, 0x100, 0x200, 0x1, 0x3, 0x6, 0x5, 0xa1e, 0x1, 0x40, 0xea, 0x1, 0x8, 0x2, 0xffffffffffff52c0, 0x8, 0x80000000000000, 0x401, 0x8001, 0x3, 0x80000, 0x8, 0x5, 0x2, 0x3ff, 0xa9, 0x2, 0x9, 0x9, 0xfff, 0xe, 0xfffffffffffffffb, 0x0, 0x8001, 0x93f, 0x4, 0x7ff, 0x2, 0x7, 0xfffffffffffffc01, 0x8, 0xfc2, 0xffffffffffff6bfb, 0x7b, 0x67, 0x4, 0x7f, 0x1, 0x0, 0x9, 0x100, 0xc468, 0xefb9, 0x1, 0x2, 0x6, 0x4, 0x8, 0x2, 0x4]}) 08:50:10 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x3, 0x200000, 0xb, 0x4}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000000)={0x53}) 08:50:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x4}) 08:50:10 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x8}) 08:50:10 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x3}) 08:50:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x14, r2}, 0x14}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:10 executing program 4: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x890b, &(0x7f0000000140)) 08:50:10 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) openat$cgroup_type(r0, &(0x7f0000000040), 0x2, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xfffffffd}) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_PPC_ALLOCATE_HTAB(0xffffffffffffffff, 0xc004aea7, &(0x7f0000000080)=0xfba2) 08:50:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x5}) 08:50:10 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x300}) 08:50:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x14, r2, 0x1}, 0x14}}, 0x4004006) 08:50:10 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = accept4$x25(r2, &(0x7f0000001b00), &(0x7f0000001b40)=0x12, 0x1800) ioctl$SIOCX25GFACILITIES(r3, 0x89e2, &(0x7f00000000c0)) ioctl$KVM_GET_DIRTY_LOG(0xffffffffffffffff, 0x4010ae42, &(0x7f0000000040)={0x2, 0x0, &(0x7f0000ffa000/0x4000)=nil}) 08:50:10 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x121001) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000040)) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:10 executing program 2: ioctl$KVM_GET_DIRTY_LOG(0xffffffffffffffff, 0x4010ae42, &(0x7f0000000100)={0x1fe, 0x0, &(0x7f0000ffc000/0x4000)=nil}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x3e, 0x0, 0xa}) r1 = socket(0x0, 0x800, 0x6) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000180)={0x68}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000040)={0x7e, 0x6, 0x7, 0x7, 0x2}) ioctl$BLKROTATIONAL(0xffffffffffffffff, 0x127e, &(0x7f0000000080)) socket(0x2, 0x4, 0x6) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x5, 0x2, 0x6, 0x81, 0xa4, 0x7, 0x17, "1d6cbf5452f79ebdef9ed7c9d3e056cf798ab406", "1e9615d02cd6acaef36e4bb15a360fd51e32963c"}) 08:50:10 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x500}) 08:50:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x6}) 08:50:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x14, r2, 0x1}, 0x14}}, 0x0) 08:50:10 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = accept4$x25(r2, &(0x7f0000001b00), &(0x7f0000001b40)=0x12, 0x1800) ioctl$SIOCX25GFACILITIES(r3, 0x89e2, &(0x7f00000000c0)) ioctl$KVM_GET_DIRTY_LOG(0xffffffffffffffff, 0x4010ae42, &(0x7f0000000040)={0x2, 0x0, &(0x7f0000ffa000/0x4000)=nil}) 08:50:10 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x14, 0x0, 0x7, 0x8, 0x0, 0x81}) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x70, 0x8, 0x7, 0x8, 0x7f, 0x81}) 08:50:10 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x600}) 08:50:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x7}) 08:50:11 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x3, 0x0, 0x0, 0x8}) 08:50:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x20, 0x0, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:11 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = accept4$x25(r2, &(0x7f0000001b00), &(0x7f0000001b40)=0x12, 0x1800) ioctl$SIOCX25GFACILITIES(r3, 0x89e2, &(0x7f00000000c0)) ioctl$KVM_GET_DIRTY_LOG(0xffffffffffffffff, 0x4010ae42, &(0x7f0000000040)={0x2, 0x0, &(0x7f0000ffa000/0x4000)=nil}) 08:50:11 executing program 4: r0 = syz_open_dev$sndctrl(&(0x7f0000000040), 0x80000001, 0x4000) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f0000000180)=""/203) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000080), 0x4, 0x1c702) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r1, 0x40405514, &(0x7f00000000c0)={0x7, 0x0, 0xffff, 0x7, 'syz1\x00', 0x9}) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000040)={'wpan1\x00'}) ioctl$KVM_PPC_ALLOCATE_HTAB(r2, 0xc004aea7, &(0x7f0000000000)=0x7f) 08:50:11 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x8}) 08:50:11 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x700}) 08:50:11 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:50:11 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:11 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = accept4$x25(r2, &(0x7f0000001b00), &(0x7f0000001b40)=0x12, 0x1800) ioctl$SIOCX25GFACILITIES(r3, 0x89e2, &(0x7f00000000c0)) 08:50:11 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x1, 0xb8, 0xc, 0x4, 0x7}) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0x2) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r1, 0x80605414, &(0x7f0000000080)) 08:50:11 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x300}) 08:50:11 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xff00}) 08:50:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r1) sendmsg$IEEE802154_START_REQ(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r2, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_COORD_PAN_ID={0x6}, @IEEE802154_ATTR_PAN_COORD={0x5}]}, 0x24}}, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x22c, 0x70bd29, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0xeb}, @IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xd}, @IEEE802154_ATTR_BAT_EXT={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x48001}, 0x8000) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f00000001c0), r1) sendmsg$IEEE802154_LLSEC_DEL_KEY(r4, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x50, r5, 0x8, 0x70bd2a, 0x25dfdbfb, {}, [@IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0xffff}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x200}]}, 0x50}, 0x1, 0x0, 0x0, 0x41}, 0x44080) ioctl$SIOCX25SFACILITIES(r3, 0x8940, &(0x7f0000000140)) setsockopt$X25_QBITINCL(r3, 0x106, 0x1, &(0x7f0000000000), 0x4) 08:50:11 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:11 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) accept4$x25(r2, &(0x7f0000001b00), &(0x7f0000001b40)=0x12, 0x1800) 08:50:11 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000000)={'vxcan1\x00', 0x7fff, 0x55eeff3c}) 08:50:11 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x500}) 08:50:11 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x1000000}) 08:50:11 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r1, 0xc208ae62, &(0x7f0000000100)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = accept4(r2, 0x0, &(0x7f0000000040), 0x800) getsockopt$X25_QBITINCL(r3, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$SIOCX25SFACILITIES(r3, 0x8940, &(0x7f0000000000)={0x2c, 0xc86}) 08:50:11 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) 08:50:11 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:12 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x600}) 08:50:12 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x2000000}) 08:50:12 executing program 4: accept4$x25(0xffffffffffffffff, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0xc0000) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SCALLUSERDATA(0xffffffffffffffff, 0x89e5, &(0x7f0000000180)={0x25, "148c8a5e761e5b24666eab4dc25dc84245785a4cb868ccd4c450ddcf363fb155629c35357edbd8cd7a08cc25c48e2afa1290ecf0cc1488b8f894190a4c8675c19f544bb72844449292350a44e43282cc2fdd31ba4c1302624a9b219a791c2f1d873f14df60dc6f91aac818a6a043e0eee7ef6c348d41bd19ab597b65f86f0be5"}) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x4e}) 08:50:12 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:12 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:12 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x700}) 08:50:12 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x3, 0x0, 0x0, 0x5, 0x81}) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:50:12 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x3000000}) 08:50:12 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) 08:50:12 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000040)={'veth1_vlan\x00', 0x6, 0x10001}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000000)) 08:50:12 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:12 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) write$FUSE_STATFS(0xffffffffffffffff, &(0x7f0000000000)={0x60, 0x0, 0x0, {{0x5, 0xff, 0x9, 0xda, 0x8000, 0x0, 0x10000}}}, 0x60) r1 = accept4$x25(r0, &(0x7f0000000080)={0x9, @remote}, &(0x7f00000000c0)=0x12, 0x81800) ioctl$SIOCX25SFACILITIES(r1, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x81}) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, &(0x7f0000000100)={0x4}) 08:50:12 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xff00}) 08:50:12 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x4000000}) 08:50:12 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) 08:50:12 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:12 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x1}) 08:50:12 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x1}) 08:50:12 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x5000000}) 08:50:12 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x1000000}) 08:50:12 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:13 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:13 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0xffffffff, 0x0, 0x0, 0x3}) 08:50:13 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x2000000}) 08:50:13 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xfffffffe}) 08:50:13 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x6000000}) 08:50:13 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:13 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:13 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) recvfrom$x25(r0, &(0x7f0000000000)=""/23, 0x17, 0x40000000, &(0x7f0000000040)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x1}}, 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x62}) 08:50:13 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x3000000}) 08:50:13 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x67, 0x0, 0x9, 0x5, 0x6}) ioctl$BLKGETSIZE64(0xffffffffffffffff, 0x80081272, &(0x7f0000000040)) 08:50:13 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x7000000}) 08:50:13 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0xfdfdffff}) 08:50:13 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:13 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$PPPIOCSPASS(0xffffffffffffffff, 0x40107447, &(0x7f00000000c0)={0x6, &(0x7f0000000080)=[{0x1, 0x20, 0x5, 0x3ff}, {0x99, 0xff, 0x20, 0x4}, {0x4, 0x3, 0x9, 0x3}, {0x2, 0xb7, 0x3, 0x80}, {0x32a7, 0x0, 0x7, 0x81}, {0x9, 0x1f, 0x7f, 0xffffaf0e}]}) ioctl$KVM_GET_CLOCK(r2, 0x8030ae7c, &(0x7f0000000000)) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000040)={0x2, 0x101000}) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:13 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x8000000}) 08:50:13 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, 0x0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x42000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000100)) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, &(0x7f0000000040)={0x3fc, 0x1, 0x401, 0x204000, &(0x7f0000000000)=[{}]}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8940, &(0x7f0000000140)) 08:50:13 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x4000000}) 08:50:13 executing program 1: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:13 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:50:13 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xfdfdffff}) 08:50:14 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x5000000}) 08:50:14 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x800) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000100)=0x1, 0x4) 08:50:14 executing program 1: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:14 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xff000000}) 08:50:14 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:50:14 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000040), 0x4) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000000)={0x78, 0x800, 0x6, 0x7, 0x2, 0x81}) 08:50:14 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000000)=0x1, 0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) 08:50:14 executing program 1: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:14 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x6000000}) 08:50:14 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xfffffdfd}) 08:50:14 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:50:14 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:14 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:14 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:14 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x7000000}) 08:50:14 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0xfffffffc, 0x0, 0x0, 0x0, 0x5}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000180)="d93212f6065a459337afa007ff82f233314155b25ba966d3c8104aa1b7f44d8e479eb7fa35ec9256cf0c1e8b7640ef5462b953557aa1fa5af953c9b3008add5bb41bd65243b16f7002e8fb85a5b363206e00cc20b9c795cecfe89889b225d39f700efdc70972c2e0cfa87df9a4c20349bc259707f70ca486e278c3281ddeb3cd4d067d38036f61f97e82eb23ccff09e52201a7b8187e97cad8b276057e37ae468c50a25faf1979e6c44d298e2b485f552211b21d484f6f1415403e415641030bf7cc14a2f537cc616bafaf0c753b6bf1ed33efd7c21a76b2251699b44791ce080a7243122d789a7a59d572372a10e8718fef526f2311598e8cbcb2d4f0f6cc9a3f6f72bd3863e7206c2c188acce0add112b9dff1cd3d6bb609b7e2cbf312a4d4990c317de0fad3bbe2d850e057c1f31cd2dcd3082c3568de532e3431a558af94ba0ccbb4219754067c4b3c34dbc2205efc50033bd74044672dcdfebc69c3f97be01c95d0adb139b8cbeec225704ae8dc8627e7fba85ca7fdf70536b23d22400b58f5f363d2be966d40cdcbf4c84c6ddc9e6330a6f569f22c4d0dfb197d299d544de5edc3f33004cf6163fb2b1effc74b3d3e2ed2ca88d19aca373f8b1afbe17889017aad0fb37de65f6bec3abc3f5bafff21638e1dfa86fd040f7771b4a367b1a099189946afcb110e272836c450196b4e0e6d8e738566937d25a228642314f842a7df7b72471275ed6bfb891f0ea5ce65ead40bac299917af40e8f98c5ad15b5f47b51be2dacff2ab6ec5b3e5b9116b0bfe37a8fc997613a8bf86b1a56d0ff13f7517ea2cfe10f62ce763d498e5677c1ba7084d7c9713a5d2e8c3698d7691fa900f460a951cd47c17ced5fe3e5cf62bbd36cff179138501c8168f7919bed92f7b3e221de83ab276091590acf32d77a3c4ab4a6e04cc188fc10a81cc7ea6a822f774b6735765d9f5144893a0cce1490c551905a78a88fed3b7f9ecae50f29e38593a0537458c68a1434830e44d1e459e9e200871b9b33a5f5f229409196f0da9b57d5a67fd7ff3047ff0334370be8989b248523017dd7aa3c4842ca76d7397a6bcf16d1da7ed6c2be0a6b4cd70c479360af4c527cae15c28b62cac51ca221a9c9b7a8dc943788b05c65e4c5e34f84cbe8e4f1e7836598df40945220c44b3c21bde4e1165209613cfe91bf6b0c28ddf9ee092e53afb868d9cb3debb54cb6480a7eb8e6541b063b77fd2ea73904a3b48a3b46f01144700d3dd33f99ac810e2308f37efb3afeb4cce67da19f7e63b0ddaac0c4e464e53511905a53e473505a2c231af8f606b0558d395dbfd3e5d8e9f04a472fbb08db39ccc07c21304fd63c65d2a29eaeab259c441cac1791f5df939cf255f4136ad93ec8a5fa679fb6e068e299d939184da2f50217a2d2a165d56864bac0de6234fd0f0ab40127a09b16d0e12d66ea00b45611baddb07c0af4ba735bed5e4eac337a5798837622031cec9523c023784a2d5db48c8bb93a266689126d21abdfe08abc3c9768f153ecf01019baaec58a7e86527016a9b1c327be65d5e1f102a4bdc84eb862a90f58b445bd4d6862146c00e57820efc7a08af67da627133e691bf9a116b4a7b66c0bae300ea1b96a8eb698be3ee16f37e4cf8ac7f82214e3c8d6f97b0486160772660cb9c544afe19222339734d644745ec0813df1b6d1fddd8b8dddc0319fea57e9f67ccd3209995b4b90546aa8719e3d69711435959f11a60f8dc64c6dec50ae151f3391bd2684a63815f1fe8466394753626ee9b7e31ee49deff89a748e0e284aef79404fea94320c3597bb5aae5c088a61bd692b61a67f0744896ce60ef65d5f46e003d456d1710ea2208c40e1acb7f93057fec0ef0da2340f65c8815a727dd28ac7fd89fd088971766062ab7cdf57f488240bf8b245c35aad8ff43a1a52f2048dae859f405db019769847257b20b37a959b41f4d0d90160ce7d939de36b3a7b40132fc7d0dce601f89dd8af64f42c50d1917f936da25f70ae2c13d7c0bfcc36f04f132443d2d8a9fd5b8475c3149921d108d2a33e9deac075e35fada00fb23a75ddf439b140a6c3df98d40bb98d18ff12fb1071cc34d05b5cd4d467e654cdd706021268ae9290913a8c7b094469f23d9372e46f57e7599aad0b370014b08d2bc6c2b915eafe07eaa4a05e17adebbe0c20c863308a31c3ed1510d1882b1a8d38da37e9defe04352db27a15a0f2ab0def45167390c6bcd594797b6f44e6ec0457a020b0d16ac846ca71a26acaa90d552f4850206244bdd6ebb6736f6d5f7e07089f9ef4ed26192fd40f0391bf07cacefd093811d18c9e9c6c5cf0ffdfa8f142c697823075c4f4415b8e1c321019aca560e1d9359ce97cacd69ca4da700866580940e1bb2a32333ccdf6f09c3a817272f3f556150525567796724c03f71ed26d5d679e464b055309eba5ee043f75509aa8b82bf507681a6ca074f65d7bb21598c73f119cd9ec4aeb79099bc643afcb24589efe24374c67799a0c4f129110c6dffef758c79440fa198d21d1d17b8463811e69c8798b03b88985b864d1ee01f5c5a488fdfa6cd9d58d54417fc953165883fe5d0fdd88f09413c2e3fed7f201a0c02d22d6c3aa256ce4fb86680fc58e2e3f76b699e893f04f5626c30c26f8c8d14834a898901b0676ca1c7361ce0dc9680868b5f8ca6693a520645d7bf9a0a5551a05ed0d1c78a2fdad3e9cd941d18c60ea831e86531f83673850c1569d9c92977f2028ef53229562fe23370f40475f605ad03d4cea6d70058dea4dfb2ab68d738700927af56552e56ffe2eb9618f17c25d02f8b983171416c3c869497bf79aafdbdabbe7e3d5d45e2c554e4d95b27fde766a58aea4fa7c4bcb99952d6386f37c0214a7b222780a150166e580b4e5a5a9e8a107ca0bf6323bba8f60718f818b36ae06ec5df23acbba8c692e8c708b7b1af4d8af997fb691aa30da3915d7afa7e42f8a006f687c2b81355e5f6ef82c6c03ee539007362b917ef781f6bd6814860b5a06496fafc391f829fac71123c4d486dd78fd0bd92a5cca53df3d54e9e9284690d290afd7c87ad8d2d2de631cfc4bb3446f1c509dd325789216b9fc2e38bd80b89aa3cf67cdd7ca31aa032c114699e7c6c7805951a7e07c4ea4a6a67cafb55668fa7f223a10869fd99cedefaa22815c608038a45c8203ff51bcff1e891a706a88e495292f481b657251d4ab5995944000bdb3e174dd528124b90a18cd9e28c7e7b75c03d8d73db909b28a3167e509666ff77accc747ce81ab83a2e987c3b81307504f4e1511593c17607d74a0f4e215ef5622e1656a45385af15f8c0832a113e223fa3c735c018d134a75ff69877acc3cce7824a6b4d3951b419d61f018e33bf2d5bc67ab8715ab0c2963d838ec881729b3cec2eab38c2b8dd26fa90f35caaa3b6666f768a30fea1e954ef6a80041bc44ede26e28c86c8eabc6c1b6651e9d1bd06735e00ab3400a74287eb9b1ac56fd076f348c63580d3de0f4b62a24ea17e22c6f502074581eaa88c21664a43607bdbf1ef33998ddc5a7043708e7804f87ab525d8d551cff7fa13dee9630e0057b6aeda77af838b2bf43c633a87237fc2d1360399d17140a3040b45bc85a501cfe73981504466148dcbb9357ada4e7f5688066f27270221a2d3e7fda3d14689f960525f019c26539381cf480a9f97c4ba4bdf09b3e16b749b8619da94ee54e7811178e3ad29f36ff97cd16b877d9865cf38ce0e4809a9ca0d9e4fbf0d24257a5b2dbed0aafc85dddb2d02a7c9ae359b413261e0611c0fdb66e1884bc6ed0248a50bf72daffd6be0a5d30b457bb26965fe47136455d5aea444991dcfb25c9d2c1127b6f707e7c1b9c32478c6ad5d6de47b7b10340ded44005503738b815d9ef0970f55b296b294ac1127289b627005ddc8ca8905fbecb0203b69889e29a15d3dbf2cc0a7ebe1b38327811b7e7dab469ad9623f58166d2b6107ce0fdc96fc9b8d1e3e3dae092eebf04768ef55af234fa0563677e17473e66e7e8b648814757d77941d900af96cef236197efb6ee8b62ed8fa2ef9bb19491a70aeaa6ed92c038f109bb56ba48ca2e419caed2a97b20c83674ff8deea3eab7664a8a18fa0e9dfce9fc353845ba147e26b228568aeea5a160fc8ca2c2c48b4d9a709da40a7e14be83bca027c40f7872b42eec909e4487712d59e32e36d177332bf97708b3a5714ae012c114fbe79f41fcde964d37a6d25d2b5fd15412bd829f321373e60e0331ec3565ed174c213c987dc20ee199851151fb9a3ac5bc220d3cc5abb3117d8accf00af88c19682cde7836e82525f5b990f3470e7c333406eb8de784cec3a26a19c60c0aaad933a1dda2ac34e6de5a3e384a3d0b400433b010746cdbf0f511bcfa67b01c312766150d01c2c9eeced5168d7976f14a4269e04b3ce61d7476d81afd8cbaa33d7c664b351fbd9b464ee174b640fbc23fbef08bba0bd245a7f48e2e2021981eae80dd320aff453203c093d55d1c537103a55f6cbd3620f99a25fa5b342e9bc14eeba45febdfe01c40e5aea916d978ce9ba9dba57aec0e3a47c6258c986ff23ed1c6db60c5e62da8cbe28f313ed71a18e0cf5d04916a4e9b2e565a5ccb4db9591ea2ff0e425f7b60161ab0bd39cc2e67c6ce79693017ff5e4b5aa787885af606916875ba8dede199b7f88c2ff431ee520cf16f3dda83bdcf06f5d85157bd056fc5733b1bc7a4510cfd957100d8fd41871adfe620e6def8afa7715fb8dd29e14d61f39be545bd8594038b5781c1d82f7ba6372352c52d3c2b528df87673ca39a3b1f22d4b93cf646739f3f3846198661de39693d37796268caa23e4dd10435e3900eec71e76aa533a35fda3b27ec178ce958ff55119797dd0968bd50852d4b170020e9fcc5be097b8e9501486be22bd3db0ea9d38f092eacbc32d786fe107e2332555f2a6d3bb89bc0df1414555cee3f1ccbf6ac6172b30b7c0c5f12c2d27d45050258a7183b71c76f2b844fffd2c4945fbe0668b5cddd018042099c57bbd88ce8f8bddf1dbe446ebefe99e2ff8b5b3d935c839edeeb9e758a16a9efe7ad443b06707d80e7ed662541c3d9caaaf831dd7c3d831bdbbfab8c4f30b99a2ec0d622f9e670022b963a0069041f77109d8c31c131e15a8220a6838a580162472ccd1bc940e6302cbfb1661514746886abbd9b6d6e6f819d87b53332adc5e0d4b6da211f61637717623cb0c6a05621d274d4f9f3e339fd892e385433046b99e192edda9f6fba50252db436c9f6ba16282c8c5fbb36beeea0842fe0c2ec16b111278c6fbba1635d257ad2e3019a4a12eb0dcc922f215e1adb2a50131b09c206167edec9172a9f274c65d5d3378539a4e498199d7f5b09147a8a4b1b69cec14792d99ed9831a03f516a3cfa10feb3c9af9ff48c24786a3058deea1f8eb21475369eeaf484a01128fed31b61b23b309bdcd695ed247fc40c6978cd7190aa779968f768dc3b79c3e6741d365bcfdfa4c9d26e1b7529fd17d0313ab9c1eb6038c97fcb00df548489d8a29604a41f3132b00a55601fddad034c3d8689cb1c5729999d45702a9f2a1201c0be2a8750c89cdd360a8cf5bdf0dd371d4f6ed3737ec9bd3f46099bb192da19e495187789cf87c87b7748aa84e1194e6a2f8e0795f997e2152dbb6c77ede1b682b96caa38ff2246cda97995aa914deaac697e3ad954fd81b1720f16ca10ba34575805e0372e544e9e23dfbc822167fa0bee432df4bf4d5bed22faf19be6947ced28405c9a07b072d29cebd69e82cfd830e45408bd3e76", 0x1000, 0x21, &(0x7f00000000c0), 0x12) recvfrom$x25(r0, &(0x7f0000000000)=""/71, 0x47, 0x20, &(0x7f0000000080)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) 08:50:14 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) 08:50:14 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x2}) 08:50:14 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:14 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:14 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x8000000}) 08:50:14 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:15 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x3}) 08:50:15 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000000)) 08:50:15 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:15 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xfdfdffff}) 08:50:15 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:15 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r1, 0xc208ae62, &(0x7f0000000100)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = accept4(r2, 0x0, &(0x7f0000000040), 0x800) getsockopt$X25_QBITINCL(r3, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$SIOCX25SFACILITIES(r3, 0x8940, &(0x7f0000000000)={0x2c, 0xc86}) 08:50:15 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xfffffffd}) 08:50:15 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x4}) 08:50:15 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, 0x0) 08:50:15 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xff000000}) 08:50:15 executing program 4: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x401, 0x400, 0x6e85, 0x8, 0x1, 0x8, 0x19, "8eb6853ecdf7f4fa368dfa1331584446bced7ef4", "e17cf72f207f68bc2d245bec1fed1384c6eef3d5"}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x890b, &(0x7f0000000040)={0x1, 0x7ff, 0x3, 0x0, 0x0, 0x81}) 08:50:15 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x2000000}) 08:50:15 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x5}) 08:50:15 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, 0x0) 08:50:15 executing program 2: accept4$x25(0xffffffffffffffff, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0xc0000) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SCALLUSERDATA(0xffffffffffffffff, 0x89e5, &(0x7f0000000180)={0x25, "148c8a5e761e5b24666eab4dc25dc84245785a4cb868ccd4c450ddcf363fb155629c35357edbd8cd7a08cc25c48e2afa1290ecf0cc1488b8f894190a4c8675c19f544bb72844449292350a44e43282cc2fdd31ba4c1302624a9b219a791c2f1d873f14df60dc6f91aac818a6a043e0eee7ef6c348d41bd19ab597b65f86f0be5"}) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x4e}) 08:50:15 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xfffffdfd}) 08:50:15 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) 08:50:15 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x6}) 08:50:15 executing program 4: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, &(0x7f0000000040)={0x3}) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRU1(r0, 0x40047452, &(0x7f0000000000)=0x4) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x890b, &(0x7f0000000140)) 08:50:15 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:15 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x1, 0xb8, 0xc, 0x4, 0x7}) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0x2) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r1, 0x80605414, &(0x7f0000000080)) 08:50:15 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, 0x0) 08:50:15 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = accept4$x25(r2, &(0x7f0000001b00), &(0x7f0000001b40)=0x12, 0x1800) ioctl$SIOCX25GFACILITIES(r3, 0x89e2, &(0x7f00000000c0)) 08:50:16 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x7}) 08:50:16 executing program 4: syz_init_net_socket$x25(0x9, 0x5, 0x0) write$tcp_congestion(0xffffffffffffffff, &(0x7f0000000000)='lp\x00', 0x3) ioctl$PPPIOCGIDLE(0xffffffffffffffff, 0x8010743f, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SIGNAL_MSI(r1, 0x4020aea5, &(0x7f0000000080)={0x10d000, 0x3000, 0x682b, 0xffff, 0x5}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x890b, &(0x7f0000000140)={0x4a}) 08:50:16 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x1000, 0xb, 0x8, 0x800, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = accept4$x25(r2, &(0x7f0000001b00), &(0x7f0000001b40)=0x12, 0x1800) ioctl$SIOCX25GFACILITIES(r3, 0x89e2, &(0x7f00000000c0)) 08:50:16 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x2}) 08:50:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r2, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:16 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x8}) 08:50:16 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x0, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:16 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x3}) 08:50:16 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, 0x0) 08:50:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:16 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x300}) 08:50:16 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x0, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:16 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000000)={'veth1_vlan\x00', 0x7}) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:16 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x4}) 08:50:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r2, 0x0, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:16 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x300}) 08:50:16 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x500}) 08:50:16 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x0, 0x1000, 0xb, 0x8, 0x800, 0x81}) 08:50:16 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x5}) 08:50:16 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x1, 0x8000, 0x8fca, 0x8, 0x40, 0x24, 0x5, "d15e5f20c19cea3db1e6c8b2f40becda05ac8105", "636e79846613fc9043c865f77e3097909b9ccd1e"}) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000100)={0x4a, 0x4, 0x6, 0x5, 0x2}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r1, 0x80605414, &(0x7f0000000040)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000200)={0xffff, 0x9000, 0x7ff, 0x4, 0x2, 0x1f, 0x6, "ff5441b0f56db08fe33217ff35212eebb74a1250", "c83751202edbd4467ea87308dd78c58502abdf28"}) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r1, 0x54a2) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, &(0x7f0000000180)) 08:50:16 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000000)={'veth1_vlan\x00', 0x7}) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:17 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x600}) 08:50:17 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x300}) 08:50:17 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x8, 0x800, 0x81}) 08:50:17 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x6}) 08:50:17 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x500}) 08:50:17 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x1ffff, 0x0, 0xc}) 08:50:17 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x700}) 08:50:17 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x300}) 08:50:17 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0x0, 0x8, 0x800, 0x81}) 08:50:17 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x7}) 08:50:17 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x1, 0x8000, 0x8fca, 0x8, 0x40, 0x24, 0x5, "d15e5f20c19cea3db1e6c8b2f40becda05ac8105", "636e79846613fc9043c865f77e3097909b9ccd1e"}) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000100)={0x4a, 0x4, 0x6, 0x5, 0x2}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r1, 0x80605414, &(0x7f0000000040)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000200)={0xffff, 0x9000, 0x7ff, 0x4, 0x2, 0x1f, 0x6, "ff5441b0f56db08fe33217ff35212eebb74a1250", "c83751202edbd4467ea87308dd78c58502abdf28"}) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r1, 0x54a2) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, &(0x7f0000000180)) 08:50:17 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r1 = accept4$x25(r0, 0x0, &(0x7f0000000000), 0x80000) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) 08:50:17 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xff00}) 08:50:17 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x300}) 08:50:17 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0x0, 0x8, 0x800, 0x81}) 08:50:17 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x8}) 08:50:17 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1000000}) 08:50:17 executing program 4: sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x800, 0x70bd27, 0x25dfdbff, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x24000000}, 0x8000) sendmsg$IEEE802154_START_REQ(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x1c, 0x0, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x10}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40}, 0x4c041) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000180)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)=""/101, 0x65}, 0x20) ioctl$SIOCX25SFACILITIES(r1, 0x890b, &(0x7f0000000140)={0x20, 0xca, 0x0, 0x7, 0x2}) recvfrom$x25(r0, &(0x7f0000000500)=""/214, 0xd6, 0x10000, 0x0, 0x0) 08:50:17 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x800) accept4$x25(r1, 0x0, &(0x7f0000000080), 0x80000) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r2, &(0x7f00000000c0)=""/68, 0x44, 0x100, &(0x7f0000000180)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x1}}, 0x12) accept4$x25(r2, 0x0, 0x0, 0x0) 08:50:17 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0x0, 0x8, 0x800, 0x81}) 08:50:17 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x300}) 08:50:17 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x300}) 08:50:17 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$IEEE802154_ADD_IFACE(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r1, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:17 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f0000000040)) 08:50:18 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x2000000}) 08:50:18 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x500}) 08:50:18 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x300}) 08:50:18 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x0, 0x800, 0x81}) 08:50:18 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x7}) [ 1895.128138][ T1170] block nbd4: NBD_DISCONNECT [ 1895.188617][ T1170] block nbd4: NBD_DISCONNECT 08:50:18 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x300}) 08:50:18 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x600}) 08:50:18 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x1}) 08:50:18 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x0, 0x800, 0x81}) 08:50:18 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x3000000}) 08:50:18 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f0000000040)) 08:50:18 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x700}) 08:50:18 executing program 4: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x80800) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000040)) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x5, 0x0, 0x0, 0xf8f}) 08:50:18 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x300}) 08:50:18 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x0, 0x800, 0x81}) [ 1895.635760][ T1199] block nbd2: NBD_DISCONNECT 08:50:18 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x4000000}) 08:50:18 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xff00}) 08:50:18 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f0000000040)) 08:50:18 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x300}) 08:50:18 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000100)={0x7e}) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000000)={'syzkaller0\x00', 0xfffffffffffff800, 0x3}) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000180)) 08:50:18 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x8, 0x0, 0x81}) [ 1895.873658][ T1212] block nbd2: NBD_DISCONNECT 08:50:19 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x5000000}) 08:50:19 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1000000}) 08:50:19 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f0000000040)) 08:50:19 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:50:19 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r1 = accept4$x25(r0, 0x0, &(0x7f0000000040), 0x80000) accept4$x25(r1, &(0x7f0000000080), &(0x7f00000000c0)=0x12, 0x80800) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x30, 0x7, 0x7, 0x4, 0x6}) 08:50:19 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x8, 0x0, 0x81}) [ 1896.151774][ T1226] block nbd2: NBD_DISCONNECT 08:50:19 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x6000000}) 08:50:19 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:50:19 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) 08:50:19 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x2000000}) 08:50:19 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = socket$isdn_base(0x22, 0x3, 0x0) bind$isdn_base(r1, &(0x7f0000000080)={0x22, 0xff, 0x7f, 0xe5, 0xf7}, 0x6) r2 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETCOUNT(r2, 0x80044943, &(0x7f00000000c0)) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x800) ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000240)={'syz_tun\x00', 0x3ff, 0x5}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(0xffffffffffffffff, 0x80585414, &(0x7f0000000180)) r4 = syz_open_dev$dri(&(0x7f0000000100), 0x9, 0x100) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000140)={0x10000, 0x503, 0x2, 0x0, 0x0}) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r4, 0xc00464b4, &(0x7f0000000200)={r5}) 08:50:19 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x8, 0x0, 0x81}) 08:50:19 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x7000000}) [ 1896.449504][ T1241] block nbd2: NBD_DISCONNECT 08:50:19 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:50:19 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r1, 0xab08) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:19 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x3000000}) 08:50:19 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x8000000}) 08:50:19 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x8, 0x800}) 08:50:19 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_DEV_IRQ(r1, 0x4040ae75, &(0x7f0000000040)={0xbc0}) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0x54, 0x1, 0x7, 0xb, 0x1ff, 0x81}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x890b, &(0x7f0000000140)={0x200}) ioctl$KVM_GET_PIT(r1, 0xc048ae65, &(0x7f0000000080)) [ 1896.676118][ T1255] block nbd2: NBD_DISCONNECT 08:50:19 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:50:19 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:19 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x4000000}) 08:50:19 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xfdfdffff}) [ 1896.957246][ T1273] block nbd2: NBD_DISCONNECT 08:50:20 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x4, 0x0, 0xb, 0x8, 0x800}) 08:50:20 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:20 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:20 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x5000000}) 08:50:20 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xff000000}) 08:50:20 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = socket(0x10, 0x800, 0xff) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f00000007c0)) recvmsg$can_bcm(r1, &(0x7f0000000780)={&(0x7f0000000040)=@ax25={{}, [@bcast, @default, @null, @bcast, @remote, @remote, @null]}, 0x80, &(0x7f0000000640)=[{&(0x7f00000000c0)=""/72, 0x48}, {&(0x7f0000000140)=""/228, 0xe4}, {&(0x7f0000000240)=""/164, 0xa4}, {&(0x7f0000000300)=""/124, 0x7c}, {&(0x7f0000000380)=""/201, 0xc9}, {&(0x7f0000000480)=""/58, 0x3a}, {&(0x7f00000004c0)=""/167, 0xa7}, {&(0x7f0000000580)=""/174, 0xae}], 0x8, &(0x7f00000006c0)=""/136, 0x88}, 0x2101) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000000)={0x7b}) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000800)={0x5f, 0x0, 0xa, 0x6, 0x1ff, 0x81}) 08:50:20 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$IEEE802154_ADD_IFACE(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r1, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:20 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:20 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:20 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x6000000}) 08:50:20 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xfffffdfd}) 08:50:20 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) write$FUSE_LSEEK(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0x0, 0x0, {0x5}}, 0x18) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:20 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:20 executing program 0: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r0, 0x4008ae73, &(0x7f0000000000)={0x4, 0x3}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x890b, &(0x7f0000000140)) r2 = openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$apparmor_exec(r2, &(0x7f0000000080)={'exec ', '!\x00'}, 0x7) 08:50:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:20 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x7000000}) 08:50:20 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:20 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000000)={0x0, 0x6}) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_INIT(r1, &(0x7f0000000280)={0x50, 0xfffffffffffffff5, 0x0, {0x7, 0x22, 0x8001, 0x24810, 0x6, 0xfff, 0x1, 0x650f}}, 0x50) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) recvfrom$x25(r2, &(0x7f0000000300)=""/129, 0x81, 0x0, &(0x7f00000003c0), 0x12) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_GET_IRQCHIP(r4, 0xc208ae62, &(0x7f0000000040)={0x0, 0x0, @ioapic}) 08:50:20 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, &(0x7f0000000040), 0x180c00) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10000000}, 0x4000) syz_init_net_socket$x25(0x9, 0x5, 0x0) munlockall() r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$IEEE802154_ADD_IFACE(r2, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r3, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:20 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:20 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2}) 08:50:20 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x8000000}) [ 1897.898806][ T1330] block nbd2: NBD_DISCONNECT 08:50:21 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x800, 0x0, 0x0, 0x4, 0x81}) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000080)={0x8, 0x1, 0x5, 0xe0, 0x89, 0x15, 0x8, "a82337164bbf7cecf52a27a7b5fba3733deb61bf", "1008d6833d87b6959e07a40f1f40ab83a5dd13d6"}) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r1, 0x4068aea3, &(0x7f0000000000)={0xcc, 0x0, 0x1}) 08:50:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x2, 0xb, 0x4}) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:21 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x80108907, &(0x7f0000000140)) 08:50:21 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xfdfdffff}) 08:50:21 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3}) 08:50:21 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000000)) [ 1898.189030][ T1344] block nbd2: NBD_DISCONNECT 08:50:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff}) 08:50:21 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x20000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:21 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x4}) 08:50:21 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xff000000}) 08:50:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10000000}, 0x4000) syz_init_net_socket$x25(0x9, 0x5, 0x0) munlockall() r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r2, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000001c0)={'wpan3\x00'}) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r2) sendmsg$IEEE802154_ADD_IFACE(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r3, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:50:21 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000000000)={0x30, "83acd759f83dd5356c00ce598304acd8f070b0af303e9d96f136a0cf8b207735ccfc39541d3447d5ac270dbe131d356ae9bca713a57fe8570eb1c8fef8622931c9abdfcab48a973118118b66d81afaa9494d0ac017a7f78575887a8249dd485ad4ff44535aa62171af638bfa3b4c12527d46bb3866b29ae3ab339ae806f89798"}) 08:50:21 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x20000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:21 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5}) 08:50:21 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xfffffdfd}) 08:50:21 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x20000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:21 executing program 4: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x121100, 0x0) ioctl$PPPIOCSMAXCID(r0, 0x40047451, &(0x7f0000000080)=0x8) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x890b, &(0x7f0000000000)={0x0, 0xfffffffe}) 08:50:21 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x400454ca, &(0x7f0000000140)) 08:50:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:50:21 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:21 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x6}) 08:50:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:50:21 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000000)) socket$can_bcm(0x1d, 0x2, 0x2) 08:50:22 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10000000}, 0x4000) syz_init_net_socket$x25(0x9, 0x5, 0x0) munlockall() r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r2, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000001c0)={'wpan3\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r2) sendmsg$IEEE802154_ADD_IFACE(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r4, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:22 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2}) [ 1898.990673][ T1393] block nbd2: NBD_DISCONNECT 08:50:22 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:22 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x7}) 08:50:22 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) 08:50:22 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x57d8) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:22 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3}) 08:50:22 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:22 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x8}) 08:50:22 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) 08:50:22 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:22 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x4}) 08:50:22 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) sendto$x25(r0, &(0x7f0000000000)="a40297231b5fba2e5fb61f13fa6c8572a80a2f0544f1b753d0ad1467defc3f338333d9d6e71461f2fccabeeef1708ec71588a9a83b92f0ddce6f6a91244cfb04633706a72a38d8c725a31e0fdbff", 0x4e, 0x2008c800, &(0x7f0000000080)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) recvfrom$x25(r0, &(0x7f0000000240)=""/100, 0x64, 0x16222, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f00000002c0)) accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000180)="1ffed89e6152b9b3acceca6f0550297d095f58f45c72bc5bab84156551e7a65da0f6fb8641598827b733de5f92166c94f65a914f5b735dee0ae9a11df163275759d9302638d829dd058d2b859ccb5f73f90fbb22fa21f3c6a295fae421da6451d60821a04cfd3ebc2424f55f7fc0ecbe6cb548bb7bee6adb8fc252514b0091f66119112a40e297263b216eeceaf5ef6b5a0a6022b8e2f03791819f66d73d9208a0e774fdfcae24e2423d36c6577a264b3b4c0116e1b0078c5056e7c64735f2", 0xbf, 0x20000000, &(0x7f00000000c0), 0x12) 08:50:22 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) 08:50:22 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 1899.503603][ T1425] block nbd1: NBD_DISCONNECT 08:50:22 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x300}) 08:50:22 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:22 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5}) 08:50:22 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) 08:50:22 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 1899.737483][ T1438] block nbd1: NBD_DISCONNECT 08:50:22 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x500}) 08:50:22 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:22 executing program 4: ioctl$PPPIOCSPASS(0xffffffffffffffff, 0x40107447, &(0x7f0000000080)={0x5, &(0x7f0000000000)=[{0x51c, 0x9, 0x8}, {0x6, 0xa2, 0xff, 0x9}, {0x4, 0x4, 0x9, 0x5}, {0x6, 0x0, 0x80, 0x6}, {0xfff, 0x2, 0x61, 0x68d}]}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000040)={0x3, 0x7, 0xa0a, 0x0, 0x81, 0x19, 0x12, "2f5b7ac378dbb4a99a2040e0b93516bedaf20ad6", "6e58b39ee784b42dd77b2e78395e809b6fe62c3d"}) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)) 08:50:23 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x6}) 08:50:23 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) 08:50:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r2) sendmsg$IEEE802154_ADD_IFACE(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r4, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:23 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x600}) [ 1899.975315][ T1452] block nbd1: NBD_DISCONNECT 08:50:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10000000}, 0x4000) syz_init_net_socket$x25(0x9, 0x5, 0x0) munlockall() r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r2, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000001c0)={'wpan3\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r3, 0x0, 0x0) sendmsg$IEEE802154_ADD_IFACE(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, 0x0, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:23 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10000000}, 0x4000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r2) sendmsg$IEEE802154_ADD_IFACE(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r4, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:23 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x7}) 08:50:23 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) 08:50:23 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x700}) 08:50:23 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10000000}, 0x4000) syz_init_net_socket$x25(0x9, 0x5, 0x0) munlockall() r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r2, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000001c0)={'wpan3\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r3, 0x0, 0x0) sendmsg$IEEE802154_ADD_IFACE(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, 0x0, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:23 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x8}) 08:50:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="00040000", @ANYRES16=r1, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10000000}, 0x4000) syz_init_net_socket$x25(0x9, 0x5, 0x0) munlockall() r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r2, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000001c0)={'wpan3\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000300), r2) sendmsg$IEEE802154_ADD_IFACE(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r4, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy0\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x2084}, 0x4004006) 08:50:23 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff00}) 08:50:23 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:50:23 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:23 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x300}) 08:50:23 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x1000000}) 08:50:23 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:50:23 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:23 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x8}) 08:50:23 executing program 2: ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_GET_IRQCHIP(r0, 0xc208ae62, &(0x7f0000000600)={0x0, 0x0, @ioapic}) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r6 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r7 = ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r7, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r7, 0x4008ae73, &(0x7f0000000040)={0x1, 0x20}) ioctl$SIOCX25SFACILITIES(r5, 0x8940, &(0x7f0000000140)) r8 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r9 = ioctl$KVM_CREATE_VM(r8, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r9, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r9, 0x4008ae73, &(0x7f0000000080)={0x2, 0x7}) 08:50:23 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x500}) 08:50:23 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2000000}) 08:50:23 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:23 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:50:24 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x600}) 08:50:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r1, 0x4068aea3, &(0x7f0000000000)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8940, &(0x7f0000000140)) 08:50:24 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3000000}) 08:50:24 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:24 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) 08:50:24 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:24 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) 08:50:24 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) recvmsg$can_bcm(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) 08:50:24 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x700}) 08:50:24 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x4000000}) 08:50:24 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x890b, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xffffffff}) 08:50:24 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:24 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) 08:50:24 executing program 0: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x0, 0x10000}) getitimer(0x1, &(0x7f0000000000)) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:24 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff00}) 08:50:24 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:50:24 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:24 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) (fail_nth: 1) 08:50:24 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) recvmsg$can_bcm(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) [ 1901.852567][ T1578] FAULT_INJECTION: forcing a failure. [ 1901.852567][ T1578] name failslab, interval 1, probability 0, space 0, times 0 [ 1901.865400][ T1578] CPU: 1 PID: 1578 Comm: syz-executor.4 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1901.875309][ T1578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1901.885362][ T1578] Call Trace: [ 1901.888643][ T1578] [ 1901.891567][ T1578] dump_stack_lvl+0xcd/0x134 [ 1901.896165][ T1578] should_fail.cold+0x5/0xa [ 1901.900672][ T1578] ? tomoyo_realpath_from_path+0xc3/0x620 [ 1901.906396][ T1578] should_failslab+0x5/0x10 [ 1901.910897][ T1578] __kmalloc+0x72/0x340 [ 1901.915056][ T1578] tomoyo_realpath_from_path+0xc3/0x620 [ 1901.920608][ T1578] ? tomoyo_profile+0x42/0x50 [ 1901.925306][ T1578] tomoyo_path_number_perm+0x1d5/0x590 [ 1901.930767][ T1578] ? tomoyo_path_number_perm+0x18d/0x590 [ 1901.936405][ T1578] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1901.942241][ T1578] ? lock_downgrade+0x6e0/0x6e0 [ 1901.947106][ T1578] ? __fget_files+0x23d/0x3e0 [ 1901.951812][ T1578] security_file_ioctl+0x50/0xb0 [ 1901.956774][ T1578] __x64_sys_ioctl+0xb3/0x200 [ 1901.961476][ T1578] do_syscall_64+0x35/0xb0 [ 1901.965899][ T1578] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1901.971799][ T1578] RIP: 0033:0x7f1e85952a39 [ 1901.976218][ T1578] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1901.995831][ T1578] RSP: 002b:00007f1e82ec8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1902.004251][ T1578] RAX: ffffffffffffffda RBX: 00007f1e85a55f60 RCX: 00007f1e85952a39 [ 1902.012226][ T1578] RDX: 0000000020000140 RSI: 0000000000008940 RDI: 0000000000000004 [ 1902.020307][ T1578] RBP: 00007f1e82ec81d0 R08: 0000000000000000 R09: 0000000000000000 [ 1902.028280][ T1578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1902.036254][ T1578] R13: 00007ffc7d6fb33f R14: 00007f1e82ec8300 R15: 0000000000022000 [ 1902.044244][ T1578] [ 1902.048238][ T1578] ERROR: Out of memory at tomoyo_realpath_from_path. 08:50:25 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:25 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x1000000}) 08:50:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) (fail_nth: 1) 08:50:25 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x6000000}) 08:50:25 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) (fail_nth: 2) 08:50:25 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)) recvmsg$can_bcm(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) [ 1902.265305][ T1587] FAULT_INJECTION: forcing a failure. [ 1902.265305][ T1587] name failslab, interval 1, probability 0, space 0, times 0 [ 1902.278279][ T1587] CPU: 1 PID: 1587 Comm: syz-executor.0 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1902.288188][ T1587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1902.298252][ T1587] Call Trace: [ 1902.301538][ T1587] [ 1902.304476][ T1587] dump_stack_lvl+0xcd/0x134 [ 1902.309102][ T1587] should_fail.cold+0x5/0xa 08:50:25 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2000000}) [ 1902.313629][ T1587] ? tomoyo_realpath_from_path+0xc3/0x620 [ 1902.319372][ T1587] should_failslab+0x5/0x10 [ 1902.323892][ T1587] __kmalloc+0x72/0x340 [ 1902.328070][ T1587] tomoyo_realpath_from_path+0xc3/0x620 [ 1902.333641][ T1587] ? tomoyo_profile+0x42/0x50 [ 1902.338340][ T1587] tomoyo_path_number_perm+0x1d5/0x590 [ 1902.343819][ T1587] ? tomoyo_path_number_perm+0x18d/0x590 [ 1902.349466][ T1587] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1902.355331][ T1587] ? lock_downgrade+0x6e0/0x6e0 [ 1902.360213][ T1587] ? __fget_files+0x23d/0x3e0 08:50:25 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) [ 1902.364917][ T1587] security_file_ioctl+0x50/0xb0 [ 1902.369878][ T1587] __x64_sys_ioctl+0xb3/0x200 [ 1902.374590][ T1587] do_syscall_64+0x35/0xb0 [ 1902.379038][ T1587] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1902.384958][ T1587] RIP: 0033:0x7fbe1182fa39 [ 1902.389387][ T1587] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1902.409011][ T1587] RSP: 002b:00007fbe0eda5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1902.417443][ T1587] RAX: ffffffffffffffda RBX: 00007fbe11932f60 RCX: 00007fbe1182fa39 [ 1902.425424][ T1587] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000003 [ 1902.433405][ T1587] RBP: 00007fbe0eda51d0 R08: 0000000000000000 R09: 0000000000000000 [ 1902.441396][ T1587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1902.449378][ T1587] R13: 00007ffccb78051f R14: 00007fbe0eda5300 R15: 0000000000022000 [ 1902.457381][ T1587] [ 1902.460500][ T1587] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1902.467275][ T1587] block nbd0: NBD_DISCONNECT 08:50:25 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3000000}) [ 1902.539634][ T1598] FAULT_INJECTION: forcing a failure. [ 1902.539634][ T1598] name failslab, interval 1, probability 0, space 0, times 0 [ 1902.552727][ T1598] CPU: 0 PID: 1598 Comm: syz-executor.4 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1902.562644][ T1598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1902.572713][ T1598] Call Trace: [ 1902.576001][ T1598] [ 1902.578942][ T1598] dump_stack_lvl+0xcd/0x134 [ 1902.583565][ T1598] should_fail.cold+0x5/0xa 08:50:25 executing program 2: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) 08:50:25 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x7000000}) [ 1902.588095][ T1598] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 1902.593492][ T1598] should_failslab+0x5/0x10 [ 1902.598018][ T1598] __kmalloc+0x72/0x340 [ 1902.602203][ T1598] tomoyo_encode2.part.0+0xe9/0x3a0 [ 1902.607429][ T1598] tomoyo_encode+0x28/0x50 [ 1902.611874][ T1598] tomoyo_realpath_from_path+0x186/0x620 [ 1902.617538][ T1598] ? tomoyo_profile+0x42/0x50 [ 1902.622241][ T1598] tomoyo_path_number_perm+0x1d5/0x590 [ 1902.627724][ T1598] ? tomoyo_path_number_perm+0x18d/0x590 [ 1902.633380][ T1598] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1902.639243][ T1598] ? lock_downgrade+0x6e0/0x6e0 [ 1902.644126][ T1598] ? __fget_files+0x23d/0x3e0 [ 1902.648829][ T1598] security_file_ioctl+0x50/0xb0 [ 1902.653788][ T1598] __x64_sys_ioctl+0xb3/0x200 [ 1902.658487][ T1598] do_syscall_64+0x35/0xb0 [ 1902.662922][ T1598] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1902.668838][ T1598] RIP: 0033:0x7f1e85952a39 08:50:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) (fail_nth: 2) [ 1902.673263][ T1598] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1902.692883][ T1598] RSP: 002b:00007f1e82ec8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1902.701327][ T1598] RAX: ffffffffffffffda RBX: 00007f1e85a55f60 RCX: 00007f1e85952a39 [ 1902.709317][ T1598] RDX: 0000000020000140 RSI: 0000000000008940 RDI: 0000000000000004 [ 1902.717298][ T1598] RBP: 00007f1e82ec81d0 R08: 0000000000000000 R09: 0000000000000000 [ 1902.725281][ T1598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 08:50:25 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) (fail_nth: 1) [ 1902.733260][ T1598] R13: 00007ffc7d6fb33f R14: 00007f1e82ec8300 R15: 0000000000022000 [ 1902.741263][ T1598] [ 1902.744383][ T1598] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1902.828072][ T1608] FAULT_INJECTION: forcing a failure. [ 1902.828072][ T1608] name failslab, interval 1, probability 0, space 0, times 0 [ 1902.840898][ T1608] CPU: 1 PID: 1608 Comm: syz-executor.0 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1902.850892][ T1608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1902.860963][ T1608] Call Trace: [ 1902.864251][ T1608] [ 1902.867197][ T1608] dump_stack_lvl+0xcd/0x134 [ 1902.871815][ T1608] should_fail.cold+0x5/0xa [ 1902.876433][ T1608] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 1902.882263][ T1608] should_failslab+0x5/0x10 [ 1902.886786][ T1608] __kmalloc+0x72/0x340 [ 1902.891056][ T1608] tomoyo_encode2.part.0+0xe9/0x3a0 [ 1902.896296][ T1608] tomoyo_encode+0x28/0x50 [ 1902.900738][ T1608] tomoyo_realpath_from_path+0x186/0x620 [ 1902.906405][ T1608] tomoyo_path_number_perm+0x1d5/0x590 [ 1902.911888][ T1608] ? tomoyo_path_number_perm+0x18d/0x590 [ 1902.917550][ T1608] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1902.923420][ T1608] ? lock_downgrade+0x6e0/0x6e0 [ 1902.928308][ T1608] ? __fget_files+0x23d/0x3e0 [ 1902.933007][ T1608] security_file_ioctl+0x50/0xb0 [ 1902.938055][ T1608] __x64_sys_ioctl+0xb3/0x200 [ 1902.942754][ T1608] do_syscall_64+0x35/0xb0 [ 1902.947191][ T1608] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1902.953104][ T1608] RIP: 0033:0x7fbe1182fa39 [ 1902.957539][ T1608] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1902.977173][ T1608] RSP: 002b:00007fbe0eda5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1902.985601][ T1608] RAX: ffffffffffffffda RBX: 00007fbe11932f60 RCX: 00007fbe1182fa39 [ 1902.993586][ T1608] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000003 [ 1903.001569][ T1608] RBP: 00007fbe0eda51d0 R08: 0000000000000000 R09: 0000000000000000 [ 1903.009551][ T1608] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1903.017535][ T1608] R13: 00007ffccb78051f R14: 00007fbe0eda5300 R15: 0000000000022000 [ 1903.025623][ T1608] 08:50:26 executing program 2: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) 08:50:26 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x4000000}) 08:50:26 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x8000000}) [ 1903.029472][ T1608] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1903.036374][ T1608] block nbd0: NBD_DISCONNECT [ 1903.136670][ T1614] FAULT_INJECTION: forcing a failure. [ 1903.136670][ T1614] name failslab, interval 1, probability 0, space 0, times 0 [ 1903.150050][ T1614] CPU: 0 PID: 1614 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1903.159959][ T1614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1903.170031][ T1614] Call Trace: [ 1903.173319][ T1614] [ 1903.176261][ T1614] dump_stack_lvl+0xcd/0x134 [ 1903.180877][ T1614] should_fail.cold+0x5/0xa [ 1903.185410][ T1614] ? tomoyo_realpath_from_path+0xc3/0x620 [ 1903.191162][ T1614] should_failslab+0x5/0x10 [ 1903.195681][ T1614] __kmalloc+0x72/0x340 [ 1903.199864][ T1614] tomoyo_realpath_from_path+0xc3/0x620 [ 1903.205441][ T1614] ? tomoyo_profile+0x42/0x50 [ 1903.210150][ T1614] tomoyo_path_number_perm+0x1d5/0x590 [ 1903.215629][ T1614] ? tomoyo_path_number_perm+0x18d/0x590 [ 1903.221286][ T1614] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1903.227153][ T1614] ? lock_downgrade+0x6e0/0x6e0 [ 1903.232041][ T1614] ? __fget_files+0x23d/0x3e0 [ 1903.236747][ T1614] security_file_ioctl+0x50/0xb0 [ 1903.241709][ T1614] __x64_sys_ioctl+0xb3/0x200 [ 1903.246406][ T1614] do_syscall_64+0x35/0xb0 [ 1903.250848][ T1614] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1903.256756][ T1614] RIP: 0033:0x7f8965140a39 [ 1903.261179][ T1614] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 08:50:26 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) (fail_nth: 3) 08:50:26 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:50:26 executing program 2: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) 08:50:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) (fail_nth: 3) 08:50:26 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) [ 1903.280800][ T1614] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1903.289236][ T1614] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1903.297217][ T1614] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000003 [ 1903.305195][ T1614] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1903.313171][ T1614] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1903.321152][ T1614] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1903.329155][ T1614] [ 1903.333157][ T1614] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1903.340477][ T1614] block nbd1: NBD_DISCONNECT [ 1903.428441][ T1629] block nbd0: NBD_DISCONNECT [ 1903.429325][ T1628] FAULT_INJECTION: forcing a failure. [ 1903.429325][ T1628] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1903.446400][ T1628] CPU: 0 PID: 1628 Comm: syz-executor.4 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1903.448842][ T1629] FAULT_INJECTION: forcing a failure. [ 1903.448842][ T1629] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1903.456312][ T1628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1903.456330][ T1628] Call Trace: [ 1903.456339][ T1628] [ 1903.456350][ T1628] dump_stack_lvl+0xcd/0x134 [ 1903.456391][ T1628] should_fail.cold+0x5/0xa [ 1903.456425][ T1628] _copy_from_user+0x2c/0x180 [ 1903.499370][ T1628] br_ioctl_stub+0xdc/0x7e0 [ 1903.503885][ T1628] ? mutex_lock_io_nested+0x1150/0x1150 [ 1903.509451][ T1628] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 1903.515357][ T1628] ? br_dev_siocdevprivate+0x15c0/0x15c0 [ 1903.521076][ T1628] ? do_vfs_ioctl+0x132/0x15d0 [ 1903.525845][ T1628] ? vfs_fileattr_set+0xbe0/0xbe0 [ 1903.530884][ T1628] ? br_dev_siocdevprivate+0x15c0/0x15c0 [ 1903.536514][ T1628] br_ioctl_call+0x5e/0xa0 [ 1903.540940][ T1628] sock_ioctl+0x30c/0x640 [ 1903.545274][ T1628] ? br_ioctl_call+0xa0/0xa0 [ 1903.549873][ T1628] ? __fget_files+0x23d/0x3e0 [ 1903.554559][ T1628] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1903.560806][ T1628] ? br_ioctl_call+0xa0/0xa0 [ 1903.565398][ T1628] __x64_sys_ioctl+0x193/0x200 [ 1903.570173][ T1628] do_syscall_64+0x35/0xb0 [ 1903.574595][ T1628] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1903.580499][ T1628] RIP: 0033:0x7f1e85952a39 [ 1903.584919][ T1628] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1903.604534][ T1628] RSP: 002b:00007f1e82ec8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1903.612960][ T1628] RAX: ffffffffffffffda RBX: 00007f1e85a55f60 RCX: 00007f1e85952a39 [ 1903.620936][ T1628] RDX: 0000000020000140 RSI: 0000000000008940 RDI: 0000000000000004 [ 1903.628905][ T1628] RBP: 00007f1e82ec81d0 R08: 0000000000000000 R09: 0000000000000000 [ 1903.636871][ T1628] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1903.644838][ T1628] R13: 00007ffc7d6fb33f R14: 00007f1e82ec8300 R15: 0000000000022000 [ 1903.652825][ T1628] [ 1903.655842][ T1629] CPU: 1 PID: 1629 Comm: syz-executor.0 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1903.665749][ T1629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1903.675809][ T1629] Call Trace: [ 1903.679082][ T1629] [ 1903.682010][ T1629] dump_stack_lvl+0xcd/0x134 [ 1903.686610][ T1629] should_fail.cold+0x5/0xa [ 1903.691123][ T1629] _copy_to_user+0x2c/0x150 [ 1903.695631][ T1629] simple_read_from_buffer+0xcc/0x160 [ 1903.701015][ T1629] proc_fail_nth_read+0x187/0x220 [ 1903.706046][ T1629] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1903.711773][ T1629] ? security_file_permission+0xab/0xd0 [ 1903.717327][ T1629] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1903.723048][ T1629] vfs_read+0x1b5/0x600 [ 1903.727215][ T1629] ksys_read+0x12d/0x250 [ 1903.731458][ T1629] ? vfs_write+0xae0/0xae0 [ 1903.735875][ T1629] ? syscall_enter_from_user_mode+0x21/0x70 [ 1903.741783][ T1629] do_syscall_64+0x35/0xb0 [ 1903.746200][ T1629] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1903.752092][ T1629] RIP: 0033:0x7fbe117e25ec [ 1903.756502][ T1629] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 1903.776105][ T1629] RSP: 002b:00007fbe0eda5170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 1903.784516][ T1629] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbe117e25ec [ 1903.792479][ T1629] RDX: 000000000000000f RSI: 00007fbe0eda51e0 RDI: 0000000000000004 [ 1903.800443][ T1629] RBP: 00007fbe0eda51d0 R08: 0000000000000000 R09: 0000000000000000 [ 1903.808491][ T1629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1903.816452][ T1629] R13: 00007ffccb78051f R14: 00007fbe0eda5300 R15: 0000000000022000 [ 1903.824435][ T1629] 08:50:26 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff000000}) 08:50:26 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) 08:50:26 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x6000000}) 08:50:27 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:27 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x7000000}) 08:50:27 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xfffffdfd}) 08:50:27 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) 08:50:27 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) (fail_nth: 4) [ 1904.172441][ T1644] block nbd1: NBD_DISCONNECT 08:50:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:27 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:27 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/179, 0xb3}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000100)=""/63, 0x3f}, {&(0x7f0000000380)=""/236, 0xec}, {&(0x7f00000000c0)}], 0x5}, 0x2143) 08:50:27 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x8000000}) 08:50:27 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x2) [ 1904.331344][ T1650] block nbd0: NBD_DISCONNECT [ 1904.342108][ T1648] FAULT_INJECTION: forcing a failure. [ 1904.342108][ T1648] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1904.355414][ T1648] CPU: 0 PID: 1648 Comm: syz-executor.4 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1904.365321][ T1648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1904.375387][ T1648] Call Trace: [ 1904.378668][ T1648] [ 1904.381606][ T1648] dump_stack_lvl+0xcd/0x134 [ 1904.386225][ T1648] should_fail.cold+0x5/0xa [ 1904.390759][ T1648] _copy_to_user+0x2c/0x150 [ 1904.395290][ T1648] br_ioctl_stub+0x5a5/0x7e0 [ 1904.399919][ T1648] ? br_dev_siocdevprivate+0x15c0/0x15c0 [ 1904.405571][ T1648] ? vfs_fileattr_set+0xbe0/0xbe0 [ 1904.410628][ T1648] ? br_dev_siocdevprivate+0x15c0/0x15c0 [ 1904.416275][ T1648] br_ioctl_call+0x5e/0xa0 [ 1904.420721][ T1648] sock_ioctl+0x30c/0x640 [ 1904.425072][ T1648] ? br_ioctl_call+0xa0/0xa0 08:50:27 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) [ 1904.429693][ T1648] ? __fget_files+0x23d/0x3e0 [ 1904.434393][ T1648] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1904.440656][ T1648] ? br_ioctl_call+0xa0/0xa0 [ 1904.445272][ T1648] __x64_sys_ioctl+0x193/0x200 [ 1904.450062][ T1648] do_syscall_64+0x35/0xb0 [ 1904.454498][ T1648] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1904.460407][ T1648] RIP: 0033:0x7f1e85952a39 [ 1904.464833][ T1648] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1904.484455][ T1648] RSP: 002b:00007f1e82ec8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1904.492889][ T1648] RAX: ffffffffffffffda RBX: 00007f1e85a55f60 RCX: 00007f1e85952a39 [ 1904.500871][ T1648] RDX: 0000000020000140 RSI: 0000000000008940 RDI: 0000000000000004 [ 1904.508858][ T1648] RBP: 00007f1e82ec81d0 R08: 0000000000000000 R09: 0000000000000000 [ 1904.516846][ T1648] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 08:50:27 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) [ 1904.524828][ T1648] R13: 00007ffc7d6fb33f R14: 00007f1e82ec8300 R15: 0000000000022000 [ 1904.532832][ T1648] 08:50:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x2) 08:50:27 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(r0, 0x0, 0x2143) 08:50:27 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3}) 08:50:27 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x10) 08:50:27 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) (fail_nth: 5) 08:50:27 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff000000}) 08:50:27 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(r0, 0x0, 0x2143) 08:50:27 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:50:27 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) 08:50:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x10) [ 1904.980978][ T1683] FAULT_INJECTION: forcing a failure. [ 1904.980978][ T1683] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1904.994206][ T1683] CPU: 0 PID: 1683 Comm: syz-executor.4 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1905.004203][ T1683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1905.014268][ T1683] Call Trace: [ 1905.017548][ T1683] [ 1905.020477][ T1683] dump_stack_lvl+0xcd/0x134 [ 1905.025121][ T1683] should_fail.cold+0x5/0xa [ 1905.029638][ T1683] _copy_to_user+0x2c/0x150 [ 1905.034153][ T1683] simple_read_from_buffer+0xcc/0x160 [ 1905.039533][ T1683] proc_fail_nth_read+0x187/0x220 [ 1905.044564][ T1683] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1905.050288][ T1683] ? security_file_permission+0xab/0xd0 [ 1905.055848][ T1683] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1905.061572][ T1683] vfs_read+0x1b5/0x600 [ 1905.065733][ T1683] ksys_read+0x12d/0x250 [ 1905.069977][ T1683] ? vfs_write+0xae0/0xae0 [ 1905.074411][ T1683] ? syscall_enter_from_user_mode+0x21/0x70 [ 1905.080318][ T1683] do_syscall_64+0x35/0xb0 [ 1905.084742][ T1683] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1905.090639][ T1683] RIP: 0033:0x7f1e859055ec [ 1905.095049][ T1683] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 1905.114654][ T1683] RSP: 002b:00007f1e82ec8170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 1905.123072][ T1683] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1e859055ec 08:50:28 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(r0, 0x0, 0x2143) 08:50:28 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xfffffdfd}) [ 1905.131038][ T1683] RDX: 000000000000000f RSI: 00007f1e82ec81e0 RDI: 0000000000000003 [ 1905.139002][ T1683] RBP: 00007f1e82ec81d0 R08: 0000000000000000 R09: 0000000000000000 [ 1905.146965][ T1683] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1905.154931][ T1683] R13: 00007ffc7d6fb33f R14: 00007f1e82ec8300 R15: 0000000000022000 [ 1905.162912][ T1683] 08:50:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:50:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:50:28 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x5}) 08:50:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125e) 08:50:28 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:50:28 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:28 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(r0, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x2143) 08:50:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:50:28 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x6}) 08:50:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) 08:50:28 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(r0, &(0x7f0000000340)={0x0, 0x0, 0x0}, 0x0) 08:50:28 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) 08:50:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:28 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x7}) 08:50:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125e) 08:50:28 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x2, &(0x7f0000000140)={0x1}) 08:50:28 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x8}) 08:50:28 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3}) 08:50:28 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvmsg$can_bcm(r0, 0x0, 0x2143) 08:50:28 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) 08:50:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) 08:50:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x10, &(0x7f0000000140)={0x1}) 08:50:29 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x300}) 08:50:29 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) 08:50:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1262) 08:50:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x4c01, &(0x7f0000000140)={0x1}) 08:50:29 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x5}) 08:50:29 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x500}) 08:50:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:50:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:29 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x6}) 08:50:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) 08:50:29 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x600}) 08:50:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x541b, &(0x7f0000000140)={0x1}) 08:50:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1264) 08:50:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:29 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x700}) 08:50:29 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x7}) 08:50:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x5421, &(0x7f0000000140)={0x1}) 08:50:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1262) 08:50:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1265) 08:50:29 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1260) 08:50:29 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x8}) 08:50:29 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xff00}) 08:50:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:50:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x5450, &(0x7f0000000140)={0x1}) 08:50:29 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1267) 08:50:29 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1260) 08:50:30 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000}) 08:50:30 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x300}) 08:50:30 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x5451, &(0x7f0000000140)={0x1}) 08:50:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1264) 08:50:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:50:30 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x5452, &(0x7f0000000140)={0x1}) 08:50:30 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1260) 08:50:30 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000}) 08:50:30 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x500}) 08:50:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1265) 08:50:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1269) 08:50:30 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x5460, &(0x7f0000000140)={0x1}) 08:50:30 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:30 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000}) 08:50:30 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x600}) 08:50:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1267) 08:50:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:50:30 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x6364, &(0x7f0000000140)={0x1}) 08:50:30 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:30 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000}) 08:50:30 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x700}) 08:50:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:50:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:50:30 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x1}) 08:50:30 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:50:30 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:50:30 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xff00}) 08:50:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1269) 08:50:30 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:50:31 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000}) 08:50:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8902, &(0x7f0000000140)={0x1}) 08:50:31 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1260) 08:50:31 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000}) 08:50:31 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:50:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:50:31 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x7000000}) 08:50:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8903, &(0x7f0000000140)={0x1}) 08:50:31 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1260) 08:50:31 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1279) 08:50:31 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000}) 08:50:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:50:31 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000}) 08:50:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8904, &(0x7f0000000140)={0x1}) 08:50:31 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1260) 08:50:31 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:50:31 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000}) 08:50:31 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) 08:50:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8906, &(0x7f0000000140)={0x1}) 08:50:31 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1260) 08:50:31 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127b) 08:50:31 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000}) 08:50:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:50:31 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xff000000}) 08:50:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8907, &(0x7f0000000140)={0x1}) 08:50:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:50:32 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:50:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1279) 08:50:32 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffdfd}) 08:50:32 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8908, &(0x7f0000000140)={0x1}) 08:50:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:32 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000}) 08:50:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127d) 08:50:32 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x180800) accept4$x25(r1, &(0x7f0000000080)={0x9, @remote}, &(0x7f00000000c0)=0x12, 0x800) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000100)) 08:50:32 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8912, &(0x7f0000000140)={0x1}) 08:50:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127b) 08:50:32 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x7000000}) 08:50:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127e) 08:50:32 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:32 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127a) 08:50:32 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8913, &(0x7f0000000140)={0x1}) 08:50:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:50:32 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000}) 08:50:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127f) 08:50:32 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127a) 08:50:32 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_LSEEK(r1, &(0x7f0000000000)={0x18, 0x0, r2, {0x4}}, 0x18) 08:50:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127d) 08:50:32 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) 08:50:32 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8914, &(0x7f0000000140)={0x1}) 08:50:32 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4c01) 08:50:32 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127a) 08:50:33 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x6}) 08:50:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127e) 08:50:33 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xff000000}) 08:50:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:50:33 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:33 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8933, &(0x7f0000000140)={0x1}) 08:50:33 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$PPPIOCSDEBUG(r0, 0x40047440, &(0x7f0000000040)=0x5) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5}) 08:50:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127f) 08:50:33 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffdfd}) 08:50:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5421) 08:50:33 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:33 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xb, 0x8000000}) 08:50:33 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x800) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000080)) r2 = accept4$x25(r1, &(0x7f0000000100), &(0x7f00000006c0)=0x12, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f00000000c0)={0x15, 0x0, 0xffffffff, 0xfffffffd, 0x2000000, 0x81}) 08:50:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4c01) 08:50:33 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8941, &(0x7f0000000140)={0x1}) 08:50:33 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:50:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5450) 08:50:33 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r4, 0x89e7, &(0x7f0000000040)={0x5e}) setsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000140)=0x1, 0x4) 08:50:33 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127a) 08:50:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:50:33 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x894c, &(0x7f0000000140)={0x1}) 08:50:33 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r0, &(0x7f0000000280)=""/245, 0xf5, 0x20, &(0x7f00000000c0), 0x12) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000000)) r2 = accept4(0xffffffffffffffff, &(0x7f0000000380)=@isdn, &(0x7f0000000100)=0x80, 0x80800) ioctl$SIOCX25SFACILITIES(r2, 0x89e3, &(0x7f0000000400)={0x44, 0x3, 0x5, 0x7, 0x6, 0x81}) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x63, 0x0, 0x1, 0x0, 0x0, 0x81}) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r3, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) recvfrom$x25(r3, &(0x7f0000000180)=""/238, 0xee, 0x20010001, &(0x7f0000000080), 0x12) 08:50:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5451) 08:50:33 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:33 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127a) 08:50:34 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, 0x0, &(0x7f0000000100), 0x800) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000380)=0x1, 0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5421) 08:50:34 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8982, &(0x7f0000000140)={0x1}) 08:50:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5452) 08:50:34 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x20000800, 0xfffffffd}) r1 = socket(0x18, 0x3, 0x10001) accept4$x25(r1, 0x0, &(0x7f0000000100), 0x0) r2 = getuid() getgroups(0x1, &(0x7f0000000000)=[0xffffffffffffffff]) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000000040)={0x90, 0x0, 0x0, {0x5, 0x1, 0x4, 0x4, 0x2, 0x200, {0x0, 0x843, 0x1ff, 0xe6, 0xf4, 0xfffffffffffffca0, 0x9, 0x6, 0x4, 0x2000, 0x1, r2, r3, 0x4e8b0461, 0x7}}}, 0x90) 08:50:34 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127a) 08:50:34 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8983, &(0x7f0000000140)={0x1}) 08:50:34 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000000)={'ip6erspan0\x00', 0x85, 0x1}) 08:50:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5450) 08:50:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5460) 08:50:34 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:34 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5451) 08:50:34 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$PPPIOCSACTIVE(0xffffffffffffffff, 0x40107446, &(0x7f0000000040)={0x6, &(0x7f0000000000)=[{0x7, 0x0, 0x20, 0x17}, {0x8, 0x9, 0x43, 0x7ff}, {0x3, 0x4, 0x5, 0x7693}, {0xf800, 0x40, 0x95, 0x8}, {0xffff, 0x0, 0x6, 0x2}, {0x1, 0x80, 0x7b, 0x80000100}]}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:34 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x6364) 08:50:34 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5452) 08:50:34 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, &(0x7f0000000140)={0x1}) 08:50:34 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x1, 0x0, 0x0, 0x81}) r1 = socket(0x1f, 0xa, 0x1) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'wpan1\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000200)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_LLSEC_DEL_KEY(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x2c, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x7}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}]}, 0x2c}}, 0x10) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000000)={'wg0\x00', 0x7ff, 0x7fff}) 08:50:34 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8913) 08:50:34 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SDTEFACILITIES(0xffffffffffffffff, 0x89eb, &(0x7f0000000000)={0x400, 0x7ff, 0x1, 0x1, 0xfd, 0xe, 0x2, "b07993faef87725f3e0c43fe1d1d634181831358", "57da3de62582ad7a8f2599a4288289f103f1cbf6"}) r1 = socket(0x11, 0x80803, 0x0) accept4(r1, 0x0, 0x0, 0x0) recvmsg$can_bcm(r1, &(0x7f0000000100)={&(0x7f0000000040)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000180)=""/4096, 0x1000}], 0x1, &(0x7f0000001180)=""/137, 0x89}, 0x2000) 08:50:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5460) 08:50:34 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = accept4$x25(r0, 0x0, &(0x7f0000000100), 0x0) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000280)={'lo\x00', 0x2, 0x5}) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000000)={'bridge0\x00', 0x19, 0x9c0}) 08:50:34 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = accept4(0xffffffffffffffff, 0x0, &(0x7f00000000c0), 0x80800) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000100)={0x101, 0x80, 0x5, 0x1f, 0x1f, 0x0, 0x1, "31f40c0a775077cbc698c90b69a929d34ddb448a", "f17b31426d377467e4659783ae61e6173b9774f1"}) accept4$x25(r1, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r3, 0x89ea, &(0x7f0000000000)) ioctl$KVM_SIGNAL_MSI(0xffffffffffffffff, 0x4020aea5, &(0x7f00000001c0)={0x1, 0x2, 0x0, 0x1, 0xf5}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r4, 0x89e1, &(0x7f0000000200)={'veth0_vlan\x00', 0x7, 0x80000001}) 08:50:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8914) 08:50:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x6364) 08:50:35 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:35 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a2, &(0x7f0000000140)={0x1}) 08:50:35 executing program 5: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000000)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x71, 0x0, 0x4000000}) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r1, 0x54a2) 08:50:35 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:35 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000000)={'veth1_vlan\x00', 0xfffffffffffffffb, 0xffff}) 08:50:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8933) 08:50:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8913) 08:50:35 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a3, &(0x7f0000000140)={0x1}) 08:50:35 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xa}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) 08:50:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:50:35 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8914) 08:50:35 executing program 3: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000), 0x10, &(0x7f00000000c0)={&(0x7f0000000040)={0x2, 0x4, 0xfff, {0x77359400}, {0x77359400}, {0x0, 0x1, 0x1, 0x1}, 0x1, @can={{0x1}, 0x7, 0x1, 0x0, 0x0, "c13967baa6b4cc39"}}, 0x48}, 0x1, 0x0, 0x0, 0x40040c5}, 0x20004010) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:35 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x400448c9, &(0x7f0000000140)={0x1}) 08:50:35 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x400) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x6, 0x3f8000}) 08:50:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab01) 08:50:35 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8933) 08:50:35 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000040)={0x100000, 0x14000}) r2 = accept4$x25(r0, 0x0, &(0x7f0000000000), 0x80000) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0x10, 0x0, 0x2, 0x3}) 08:50:35 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x400448dd, &(0x7f0000000140)={0x1}) 08:50:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:35 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:35 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0xfffffffe}) r1 = socket(0x26, 0x4, 0x1ff) socket(0x28, 0x800, 0xe461) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = accept4$x25(r2, 0x0, 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x109000) ioctl$NBD_SET_SOCK(r4, 0xab00, r1) ioctl$SIOCX25SCUDMATCHLEN(r2, 0x89e7, &(0x7f0000000000)={0x32}) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x80800) ioctl$SIOCX25SFACILITIES(r5, 0x89e3, &(0x7f0000002580)={0x17, 0x5, 0x9, 0x6, 0x8, 0x81}) 08:50:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:50:35 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x400454ca, &(0x7f0000000140)={0x1}) 08:50:35 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x3, 0x5}) 08:50:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab03) 08:50:36 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab01) 08:50:36 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x4a, 0x0, 0xf, 0xa, 0x0, 0x81}) 08:50:36 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x40049409, &(0x7f0000000140)={0x1}) 08:50:36 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x2, 0xc7, 0x4d, 0xc2}, 0x6) 08:50:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab04) 08:50:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:36 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:36 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x800, 0x40}) 08:50:36 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x40086602, &(0x7f0000000140)={0x1}) 08:50:36 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$IMGETDEVINFO(0xffffffffffffffff, 0x80044944, &(0x7f0000000000)={0x1}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x32}) 08:50:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab05) 08:50:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab03) 08:50:36 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a0, &(0x7f0000000140)={0x1}) 08:50:36 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x40186366, &(0x7f0000000140)={0x1}) 08:50:36 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab06) 08:50:36 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x2) 08:50:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab04) 08:50:36 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, 0x0) 08:50:36 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r2, 0x0, 0x0) write$FUSE_INIT(r2, &(0x7f0000000040)={0x50, 0x0, 0x0, {0x7, 0x22, 0x2, 0x1020, 0x100, 0xc7, 0x1, 0x8}}, 0x50) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)={0x3c, 0x0, 0xc}) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x5c, 0x3, 0x7, 0xb, 0x400}) 08:50:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab07) 08:50:36 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x401c5820, &(0x7f0000000140)={0x1}) 08:50:36 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000000000)={[{0x200, 0x0, 0x81, 0x9, 0x4, 0x80, 0x88, 0xff, 0x1, 0x0, 0x40, 0x3f, 0x4}, {0x3cd, 0x2, 0x8, 0x9, 0x9, 0x5, 0xfb, 0x4, 0x70, 0x2, 0x3, 0x80, 0x5}, {0x442, 0x3, 0x6, 0xe4, 0x0, 0xc0, 0x2, 0x6, 0x9, 0x1, 0x9, 0x8, 0x3}], 0x9}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab05) 08:50:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab09) 08:50:36 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, 0x0) 08:50:36 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x22}) 08:50:37 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x4020940d, &(0x7f0000000140)={0x1}) 08:50:37 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = socket(0x22, 0xa, 0x101) recvfrom$x25(r1, &(0x7f0000001400)=""/4, 0x4, 0x10043, &(0x7f0000001440), 0x12) 08:50:37 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, 0x0) 08:50:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab06) [ 1914.076083][ T1196] ieee802154 phy0 wpan0: encryption failed: -22 [ 1914.082402][ T1196] ieee802154 phy1 wpan1: encryption failed: -22 08:50:37 executing program 5: write$tcp_congestion(0xffffffffffffffff, &(0x7f0000000440)='highspeed\x00', 0xa) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ASSOCIATE_REQ(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc0980}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x2, 0x70bd29, 0x25dfdbfb, {}, [@IEEE802154_ATTR_PAGE={0x5, 0x1d, 0x2}, @IEEE802154_ATTR_CAPABILITY={0x5, 0x11, 0x7}, @IEEE802154_ATTR_PAGE={0x5, 0x1d, 0x16}, @IEEE802154_ATTR_COORD_PAN_ID={0x6}, @IEEE802154_ATTR_COORD_PAN_ID={0x6, 0xa, 0x1}, @IEEE802154_ATTR_COORD_PAN_ID={0x6, 0xa, 0xffff}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x15}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x19}]}, 0x54}}, 0x4840) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x1c, 0x0, 0x4, 0x70bd2c, 0x25dfdbfc, {}, [@IEEE802154_ATTR_PAN_COORD={0x5, 0x19, 0x4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4000) timer_getoverrun(0x0) syz_open_dev$dri(&(0x7f0000000300), 0x4, 0x4c00) add_key$user(&(0x7f0000000180), &(0x7f00000001c0)={'syz', 0x2}, &(0x7f0000000200)="79a2a5fcdcfeb67d84ba66240bdba58d251d02ad5bb93fd7cad5938daa959f959f748adb7f9c719299a3219f74a193ef83af0223d5044ff92ef41afa3180df54a9b73445fd641c067787fc314a24cd506e75ea53217cc11b5ff6780c4ba3ba1042f73758c9fb5c18e5e4928a24099d555005f5b209992d934003718ba6c5648c7ef6f9bc1411104e02d5b1a24c23a21c3fcb8f6fbe593eb2759c4f7fdacdc91db2f889e1c748d156d153bfe71c7827659957d68a94df69d708876c5de97700773a4ff929227125a3d9adc01a021beb48c898db674719cd63806890fcca3e13dd21e3a25f436b023c95e28d41e99f1b21def5ed", 0xf3, 0xfffffffffffffff9) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000340)={0x0, 0x0, 0x4, 0xa}) 08:50:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab0a) 08:50:37 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x80086301, &(0x7f0000000140)={0x1}) 08:50:37 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x81}) 08:50:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab07) 08:50:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab10) 08:50:37 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, &(0x7f0000000140)) 08:50:37 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xfffffffc}) 08:50:37 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) sched_yield() 08:50:37 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x80086601, &(0x7f0000000140)={0x1}) 08:50:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab09) 08:50:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab12) 08:50:37 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, &(0x7f0000000140)) 08:50:37 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4(r0, &(0x7f0000000080)=@l2tp6={0xa, 0x0, 0x0, @empty}, &(0x7f0000000000)=0x80, 0x0) accept4(r0, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, &(0x7f0000000180)=0x80, 0x80800) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000040)={0x1d, 0x402, 0x4, 0xa, 0x83, 0x81}) 08:50:37 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_PPC_GET_SMMU_INFO(r1, 0x8250aea6, &(0x7f0000000040)=""/4096) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000000)={0xfffffffe, 0x3, 0x0, 0x6, 0x400000}) 08:50:37 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a0, &(0x7f0000000140)) 08:50:37 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x80108906, &(0x7f0000000140)={0x1}) 08:50:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab0a) 08:50:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab32) 08:50:37 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000000)={0x1f}) 08:50:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:38 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x80108907, &(0x7f0000000140)={0x1}) 08:50:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448c9) 08:50:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab10) 08:50:38 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2}) 08:50:38 executing program 5: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x14, 0x9, 0xffffffff, 0x8, 0x0, 0x81}) 08:50:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:38 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x801c581f, &(0x7f0000000140)={0x1}) 08:50:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab12) 08:50:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448dd) 08:50:38 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x2}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000040)={0xa, "ff54d9de0e667d2eb143f7ed859e685855b33af25bfdcee678618697bf63b23e7dd455ce5fc8e1a33176aabb07177432f2fd183e51b15c88cb2d812c7b035a0c5b1db880082c23a60327b95b065be55811395e3edefde4191e4963b54d45678dec216d8f7e3db0f903933d3441e468b462131ba6237bb54c9503f3900afd820c"}) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000000)={0xff, 0x5f5e}) 08:50:38 executing program 5: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r0, 0x4068aea3, &(0x7f0000000180)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) write$FUSE_GETXATTR(r2, &(0x7f0000000340)={0x18, 0x0, 0x0, {0x7fff}}, 0x18) accept4(r1, &(0x7f0000000040)=@hci, &(0x7f00000000c0)=0x80, 0x0) r3 = accept4$x25(r1, 0x0, &(0x7f0000000100), 0x72094670f9381d3d) ioctl$SIOCX25SFACILITIES(r3, 0x8901, &(0x7f0000000140)={0x2f, 0x7fffffff, 0x6, 0x5, 0x3, 0x81}) ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000200)={'team_slave_0\x00', 0x7fff, 0x3}) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000000)={0x9}) rt_sigprocmask(0x1, &(0x7f0000000380)={[0x4]}, &(0x7f00000003c0), 0x8) 08:50:38 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0xc0045878, &(0x7f0000000140)={0x1}) 08:50:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab32) 08:50:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400454ca) 08:50:38 executing program 5: socket$can_bcm(0x1d, 0x2, 0x2) ioctl$PPPIOCSCOMPRESS(0xffffffffffffffff, 0x4010744d) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000000)={0xffffdffe, 0x2, 0x44, 0x9, 0x2507}) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_GET_IRQCHIP(r0, 0xc208ae62, &(0x7f0000000280)) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000180)={'vlan1\x00', 0x60, 0x2}) 08:50:38 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab02) 08:50:38 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000000)={0x22, 0x59, 0x8, 0x5, 0x4, 0x81}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:38 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0xc0045878, &(0x7f0000000140)={0x1}) 08:50:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448c9) 08:50:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40049409) 08:50:38 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab02) 08:50:38 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x80800) ioctl$SIOCX25GFACILITIES(r2, 0x89e2, &(0x7f0000000080)) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r3, 0xc208ae62, &(0x7f0000000600)={0x0, 0x0, @ioapic}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r6 = ioctl$KVM_CREATE_VM(r5, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r6, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_PCI_DEVICE(r6, 0x4040ae72, &(0x7f00000000c0)={0x2, 0x10001, 0x0, 0x5, 0x5}) ioctl$SIOCX25SDTEFACILITIES(r4, 0x89eb, &(0x7f0000000000)={0x20, 0x5, 0x0, 0x6, 0x81, 0x16, 0x18, "a825d37316e08c27fd96f97093827d1694fa326e", "bc5a96f4f8101564ab0f6d2a23eac326347653f9"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:38 executing program 3: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_ASSIGN_PCI_DEVICE(r0, 0x8040ae69, &(0x7f0000000000)={0x4, 0x4, 0x3, 0x0, 0x5}) ioctl$KVM_GET_CLOCK(r0, 0x8030ae7c, &(0x7f0000000040)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)) 08:50:38 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0xc0189436, &(0x7f0000000140)={0x1}) 08:50:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448dd) 08:50:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40081271) 08:50:39 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab02) 08:50:39 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0xc020660b, &(0x7f0000000140)={0x1}) 08:50:39 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1, 0x10001}) 08:50:39 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400454ca) 08:50:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40086602) 08:50:39 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000040)="808a30b1b1c21f21c12785c07cb0001c1010d856c86892cbad16d1aaa3ceca69b4277a87f333ca321aa17f511d8b88b2b9ee16bf8319036219d4f56f67239aa51a915847f1d950dbb5a694f86130ff64988800fed461c54411e7d6cda1bfe0d8d61334dad71b2ad1e82979713c6dd9bf46c696ac3a1216e08117d321f3de56288ffcfe1dc6c689a767", 0x89, 0x84, 0x0, 0x3a) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0x1, 0x0, 0x0, 0xfffffffe}) 08:50:39 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) sendto$x25(r1, &(0x7f0000000180)="480f14b44a649916f0a9388795bbdd3618bad516b8b3e435c9c3ae2e02b7df5dd13109481b9eeb8783887c9bd67df7f71049cf5fce45a5545c724b9f67898a18921fc222744e7b2cc3d8d5fb176843f7a6d7b9d5416c0528be296873de22ecf9218bd3eab5f15a542c55f29f8f2e913707fa4ca94b0b8402477bde4bd534cfbe56ad284eacce58bb20f339bfa9eb0a85ef0327198316c9fc559d563f956b0334c0dd61a18d8878acd7be4787ffa7053c223094251850953748e28f03ab55ada00714ab0e681eeed73c6301cccab02da1f37a97869952093050", 0xd9, 0x0, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) recvfrom$x25(r0, &(0x7f0000000380)=""/143, 0x8f, 0x120, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(0xffffffffffffffff, 0x80dc5521, &(0x7f0000000280)=""/246) 08:50:39 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x2}) 08:50:39 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101283) 08:50:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40049409) 08:50:39 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x29, 0x5}) r1 = getpid() waitid(0x0, r1, &(0x7f0000000040), 0x8, &(0x7f00000000c0)) 08:50:39 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000040), &(0x7f0000000080)=0x4) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x4, 0x2, 0x800, 0x81, 0x9, 0x20, 0x7, "d22308807bcc4a7be3fb028b22b460c7deec4ba9", "d8a384da5fde1a3bab385006b0767350b8c4583c"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:39 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab02) 08:50:39 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x3}) 08:50:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101286) 08:50:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40081271) 08:50:39 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x31, 0x0, 0x0, 0x1, 0x0, 0x83}) 08:50:39 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x5}) 08:50:39 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x410000, 0x0) ioctl$PPPIOCSCOMPRESS(r1, 0x4010744d) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x3f, 0x0, 0x6, 0x0, 0x1fb, 0x81}) 08:50:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101288) 08:50:39 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab02) 08:50:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40086602) 08:50:40 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000003400), 0x1, 0x0) write$tcp_congestion(r1, &(0x7f0000003440)='illinois\x00', 0x9) write$tcp_congestion(r1, &(0x7f0000000000)='hybla\x00', 0x6) ioctl$PPPIOCSCOMPRESS(r0, 0x4010744d) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070c9) 08:50:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0xf}) 08:50:40 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000000)={0x79, 0x8, 0xa, 0xb, 0x0, 0x81}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x400}) 08:50:40 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab02) 08:50:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101283) 08:50:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:40 executing program 3: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x9f, 0x800) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(r0, 0x80dc5521, &(0x7f0000000040)=""/229) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x2000) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r1, 0x54a2) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)) 08:50:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x10}) 08:50:40 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4(r0, &(0x7f0000000000)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, &(0x7f0000000080)=0x80, 0x180800) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f00000000c0)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:40 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab02) 08:50:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101286) 08:50:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070cd) 08:50:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x32}) 08:50:40 executing program 3: write$apparmor_current(0xffffffffffffffff, &(0x7f0000000000)=@hat={'changehat ', 0x4, 0x5e, ['-&\x00', '{#\x00', '\x00', '\'\x00', '-@#\x9b\x00']}, 0x2b) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:40 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x101040, 0x0) ioctl$PPPIOCGUNIT(r0, 0x80047456, &(0x7f0000000040)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)) 08:50:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0xff00}) 08:50:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101288) 08:50:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40186366) 08:50:40 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0x3, 0xa}) 08:50:40 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xfffff801}) 08:50:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:50:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:40 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x81}) 08:50:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070c9) 08:50:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:50:40 executing program 3: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000000)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x2}) 08:50:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:50:41 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4(r0, &(0x7f0000000040)=@caif=@dbg, &(0x7f00000000c0)=0x80, 0x80800) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000180)={'ip6gretap0\x00', 0x9, 0x7}) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000100)={0x14, 0x9, 0x1ff, 0x8, 0xb8}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f0000000280)) sysfs$2(0x2, 0x2, &(0x7f0000000000)=""/21) 08:50:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:41 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:41 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x3}) 08:50:41 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401070ca) 08:50:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) 08:50:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070cd) 08:50:41 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$KVM_SET_TSS_ADDR(0xffffffffffffffff, 0xae47, 0x0) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f00000000c0)) ioctl$KVM_PPC_GET_SMMU_INFO(0xffffffffffffffff, 0x8250aea6, &(0x7f0000000000)=""/176) 08:50:41 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x2, 0xa, 0x200, 0xfffffffc}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000180)={'geneve0\x00', 0x4, 0x8}) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000080)={0x3, 0x1, 0x7, 0xe3, 0x6, 0x1e, 0xe, "c1e3177c29992cfa0e26070000003a77ee64cba4", "f1438b7fc0948395e312898e9343bff31bfb9ad6"}) timer_create(0x2, &(0x7f0000000040)={0x0, 0x31, 0x4, @thr={&(0x7f00000003c0)="98856dd7bbf0f6b03077e5477b62eb6899eb5e355389ef705423c2bebbba6e61f6c9d2d9bf3be9c49c4d2ec6e15715bb36962f5a62bafc0367178735ba04552e0c68d25f2549b705722d2bdc3752c3745da303135340e03dc48c56bf2f466604329589eb32570750b09076acb623009b4666f06dafad0c86a114270705ec809dbad910e3b23112d078747deb18e89465efd01cdf6f3186", &(0x7f0000000340)="6246c99745aeec5d33df557a4aa1fefba6cdacfd31a21c770a9e3000c07265dfd299dc0bbf9371aed5cb7e02e8872dc0e14bd4f5a4a296a5a1e8b5eaa6411f696474f4b71b560d00"/93}}, &(0x7f0000000080)=0x0) timer_delete(r2) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r3, 0x89e3, &(0x7f00000002c0)={0x22, 0xffffffff, 0x9, 0xc}) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r5, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000480)={0x2020, 0x0, 0x0, 0x0}, 0x2020) getresgid(&(0x7f0000000300), &(0x7f00000024c0)=0x0, &(0x7f0000002500)) write$FUSE_ENTRY(r5, &(0x7f0000002540)={0x90, 0x2845e455dd8a09e8, r6, {0x2, 0x1, 0x4, 0x29e, 0x3, 0x7fffffff, {0x6, 0x10001, 0x3e, 0xef3, 0x10001, 0x1, 0x40, 0x3, 0x2, 0xc000, 0x1, r7, r8, 0xb56, 0x1f}}}, 0x90) write$FUSE_GETXATTR(r5, &(0x7f0000000280)={0x18, 0xffffffffffffffda, r6, {0x7fffffff}}, 0x18) ioctl$SIOCX25SCUDMATCHLEN(r4, 0x89e7, &(0x7f0000000100)={0x2}) 08:50:41 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x4}) 08:50:41 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401070ca) 08:50:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401c5820) 08:50:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40186366) 08:50:41 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(0xffffffffffffffff, 0x54a2) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:41 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r0, 0xc0045520, &(0x7f0000000040)=0x1) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x100, 0x2, 0x0, 0x0, 0x20, 0x13, 0x1d, "a05c9c4ab7e53e26e2b30729378acee084ff43af", "57eb887d2f7710a114dcfd446a2b64845b24fced"}) 08:50:41 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401070ca) 08:50:41 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x5}) 08:50:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4020940d) 08:50:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:50:41 executing program 5: munlockall() r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) socket$isdn_base(0x22, 0x3, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) socket$isdn_base(0x22, 0x3, 0x0) 08:50:41 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) 08:50:41 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x1, 0x2, 0x0, 0x0, 0x8}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) socket$isdn_base(0x22, 0x3, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000100)={0x400, 0x10001, 0x5}) ioctl$KVM_ASSIGN_PCI_DEVICE(r2, 0x8004e500, 0x0) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000000000)={0x55, "42caebbc6a6878af5be599e230b6761df816be4e9dd827ee65e3482d930fc7c4a1deabc65663ffca4b1cb440b15c0c82e640826885cc9f5485dec88b3df0e451934ce38ad14aef8108851621010762de40064ffd2da16f780d0da4ff67db7a218acdc1f5970f7a57f336ff52648d30b9ed82dfe0c55e6618973198f40b2e57b8"}) 08:50:41 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x6}) 08:50:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:50:42 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:42 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x8000}) 08:50:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) 08:50:42 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x7}) 08:50:42 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000000)="34eed2a788c056a3e580246c85288cf6324ccf492701d734e7ee09632f4f0fe63dfc3b8b4d8aea4f18ca67ffcc29d6aadd3fca7b0e7671456bd1dab115508b25b25e703dd3f54d6436c200218af76b974adb5cf057529aa8cc4901", 0x5b, 0x4000044, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xfffffffc, 0x3, 0x1, 0x0, 0x0, 0x81}) ioctl$SIOCX25SFACILITIES(r2, 0x89e3, &(0x7f0000000080)={0x6b, 0x937, 0xa, 0x7, 0x8}) 08:50:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) 08:50:42 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x4, 0x0, 0x0, 0x0, 0x81}) 08:50:42 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) 08:50:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081270) 08:50:42 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:42 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x8}) 08:50:42 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_REINJECT_CONTROL(r1, 0xae71, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401c5820) 08:50:42 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401070ca) 08:50:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081272) 08:50:42 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x72, 0xfffffffe, 0xc, 0x2003, 0x1, 0x81}) 08:50:42 executing program 3: ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f0000000040)=0x3) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x19, 0x0, 0x0, 0xb, 0x3, 0x81}) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMAXCID(r1, 0x40047451, &(0x7f0000000080)=0x6) openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000000000), 0x1, 0x0) 08:50:42 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x300}) 08:50:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4020940d) 08:50:42 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401070ca) 08:50:42 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xfffffffd, 0x80}) 08:50:42 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = socket(0xa, 0x5, 0x81) ioctl$IMGETCOUNT(r3, 0x80044943, &(0x7f0000000940)) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_TSS_ADDR(r2, 0xae47, 0xd000) 08:50:42 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x500}) 08:50:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086301) 08:50:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) 08:50:42 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401070ca) 08:50:43 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x600}) 08:50:43 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x3e, 0x0, 0xa, 0xa, 0x7ff}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000040), 0x4) 08:50:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086601) 08:50:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) 08:50:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:43 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x700}) 08:50:43 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x66, 0x4, 0x9, 0xac}) 08:50:43 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x1000}) 08:50:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081270) 08:50:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x801c581f) 08:50:43 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xfffffffe}) 08:50:43 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000080)={0x69, 0x0, 0x0, 0x6}) 08:50:43 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xff00}) 08:50:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081272) 08:50:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:43 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xff07}) 08:50:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) 08:50:43 executing program 5: ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x300) ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f0000000000)={0xf6b, 0x0, 0xfffffff9, 0xee1e0566ab0a443a}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x6, 0x0, 0x0, 0x0, 0x81}) 08:50:43 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x4a0f01) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000080)={0x3, 0x8000, 0x9, 0x1, 0x80, 0xa, 0x1f, "f2c2e9116b530cb6fd83c212d4024a93ad3fe6d2", "88317a37c2f678fbc9fb9dc387ebcd6c5799d4b5"}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r1, 0x40505412, &(0x7f0000000000)={0x4, 0xfffffe01, 0x8, 0x0, 0x7}) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f00000000c0)={0xd12, 'syz0\x00'}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0xfefefffd, 0xfffffffd, 0x7, 0x0, 0xfffd}) 08:50:43 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80081280) 08:50:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:43 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x1000000}) 08:50:43 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0xffffffffffffffc7, 0x800) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r1, 0xc1205531, &(0x7f0000000180)={0x9, 0x3f, 0x862d, 0xff, '\x00', '\x00', '\x00', 0x3, 0x7, 0x100, 0x0, "88a4d1f1fb2eda9a3040ae5693ded295"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) 08:50:43 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(0xffffffffffffffff, 0x89eb, &(0x7f0000000040)={0x661, 0x400, 0x108, 0x80, 0x1, 0x0, 0x25, "2645df79fe40b8da4ce75f2a94047dc17ea2e545", "258b3ef98845718efa233f0096e7229c191c5cf1"}) r1 = openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) write$apparmor_exec(r1, 0x0, 0x0) write$apparmor_exec(r1, &(0x7f0000000080)={'stack ', '&]\x00'}, 0x9) openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r2, 0x89e7, &(0x7f0000000000)={0x72}) 08:50:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086301) 08:50:44 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80081280) 08:50:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) 08:50:44 executing program 3: syz_open_dev$loop(&(0x7f0000000100), 0x1f, 0x240c2) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKFRASET(r0, 0x1264, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKFRASET(r1, 0x1264, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKFRASET(r2, 0x1264, 0x0) ioctl$LOOP_GET_STATUS64(r2, 0x4c05, &(0x7f0000000280)) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000000)={'vcan0\x00', 0x3, 0xffff}) ioctl$SIOCX25SFACILITIES(r3, 0x8901, &(0x7f0000000140)) 08:50:44 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x2000000}) 08:50:44 executing program 5: r0 = getpid() timer_create(0x7, &(0x7f0000000040)={0x0, 0x3, 0x2, @tid=r0}, &(0x7f0000000080)=0x0) timer_delete(r1) getpid() timer_delete(r1) timer_create(0x5, &(0x7f00000003c0)={0x0, 0x29, 0x0, @thr={&(0x7f0000000440)="85fde95e53c5fc275c45968ed2f8d9a8534016999f2a9b4e1ec6c034813f68790178421fb9d61811e799f40eddfdbe11d5e5f71b58cf975fddb7182af94d1bce9034bb6ea72ccdf1d47a456efbb728157ab6597e8b63343665177b759c6f09fc140529895ff7b4aba9386c9f965d91fdb735ce83503a3d942b5db32a139de8794004dc82096abacc5a0c75f98fe641b939c524b268d0c8a4fab2db096527ad576cfd3bb6d7b6dec489f28029783b1658af107ddae8f0be00159741a2e9d61cb753cc00da1ce6f7dc34c28b78b262e7e193bd087d5d3d7694b316c80786635b458ba3b7844701640db9a4811e63ba9e67bbdbb31c924e7e54568d934613b26755687be78c24c921c6485edf7ab5a8b4839cd3e17aa3b0a75ee2f6b58e9a99cc86463fa3ef1cef43aabeb04350106eee8054de3bb11aedc179070d8c69dcd0a21a6438e714daf7b8ee41b6b1fb7348254b3aee259bbb1a67860344a84dfa211e9c584b146a269e54f4aa4bcaa0cdc699d1c5c4e837766597d94602b692e0f132c35aefb75e98cd98f638c67a0a8c81defb6dd557626de45322661f53be7082e2ae6641d8a4971e928285e8b77807decb6b97d7bf55d3245479cfff76d510ada870a0046ed13c3a700d7363bb368eb9deb6236528e12b89281117d44b9721fe08da97cd160297976639248aa24449f155052e4525b8ff81467834864b8af78c630df633e5b0155dd039737f74ebadd1504ba8811af611805459677ada6215a2bc3554cd240b235c865d689e5000d2b1f1caa67f7434a9ad5f8115ed7545597d1f6eeb1b028fe12f1241e87e8c5715a8b1cd13c86759b49b9cbe7abdc7951afaf8ab49244c7860b842c4cc9ad27a45d3c971dd6ee4b394c1ed72bb6a804be0353f9b4a08e4a10e8e777e733a10948f9f0208a9510a102e2f2c75ad51f07457a74f6e302943fe8e3ad6279cab8e4e7698985d64bfc06308cb54f89a015e53e710dbdf71c0611e4c87cffdb23b9f0d33a1aa60a56f88bf0c79cf9b6a278dcfd477321fba00e8314ce555821e8ccedb7d62b8419fbb7f7fd3603b61ebff93086bf749c2026afbfc6edd46d06bb5b0c3c50ee5131e740dcea0d45de5d0b5225dc1ca89a317a85b36dd095d891cf2f28dc4fd8350f35c4b814999f1397430a6d6632ef67d6d5e04bb360dba1826960cd8fff8e4db499f3794de608368cf7cc4a0097dfd1a48fa548c22d662e41d59387c3dcf7e947f2b9ef029071625ba82296d14125a10b0805e01a2d86bac23ffbb90b9ceb6947985b9fe8fcf077e8cffa4ed6532b967409166e507e71e6d2c5f4c64bd7df38a5c55c4ff19f6c1d96b44f988709435f0a87929e6025cc0fe4364a12c1a81e2a0a459f8d784e461160069cd7ffe6665054f5dce218ca46f0862e5311a50b2729ff4116255169f07bba2714b3e5e5f101f827760169d65e2c149a2779ae73662e09ac2bfcf21c35715d0e18ac1716e7f85188c46490910e1d1498cecb116a080ad09408a86c0051b745d688a138bcdd71b1d0a5fe318b0d215c41775efc8b93325c29316043d7d85ef9f712004656305db0e2f4f4df2af99f7e84367727159c8a59b63f1650d772fc95ef8bc4e1ffa05d262a337c24caf657fc40b82fb1f05dc019025b508ae025a809a9844140ed93ca2b07c149b2da111f0fc1957b99516ffcc30a7ea1b80a3a5982bf4f4665fb5293daea9ce25b75bba8e743ebf3e5c3a06125f8c2dbea7f0cf7b69c4af8162591c2ca988fb0665fb63d45110fe5d1f016e0f575a6efc50b91a1d59535989c19f21a3c83810f190ecc6a46731bfc1d7f6bc75de42db68e2f15d7cc2a8f65fabc216d4a1fbe00c57f0c00a506feebe621bcf25f5a04b52c3d8ac4cf8d65bc02848bf3baef172d76c158839012b430776440e77d69d8932435411be14571fe0e6127c368fbe8f85e1834df0a45034e6124a76244f1cfdef21509569ad0ba1293cfbfde04ef69ace6e6a004cbc5085804ba34af82fae24805b3ee9dab06ae1e62a1583495f94e1ec15681b8017a670430cf2b48641e711f3fbb00ae16cc0b96036923048c784340cf1e388c3f263713136dd4aa9684d99f72dcd8175109dabd450b74ab693be8ed096139cf27a2454685018ee96b163868bd66d79efd4f5fd638fd969afa0bd3f76e36f27467ca5b71607b52a7ef98d372ae852c632e860ba2f560ce665ef0829dec4a2f0a1e164d410e08d63bb2d99d264f0b907c0731eefed24c8211e82c3c1d8f732e10f312af1ac729ae8b44d1146887673d12baa4c6aa167876391ef37b4269826155b608cf1061749f316f84e8db14839991dd22f11a55491d08eb0956607000221def699bcb7c9bca80620d87d5ad489de5db44664114d23be68028e913d302e53adf1255aaaa05e3b45dc75981e699b57baf138aad5a712cec3b5913403a294a8f324d4322bbaff38cbabb9ea418321ade6bbaeb1902c3bb0ac4c9f0fe6a7924c45809399cad92cb8dadc48c63cd2f094368abf3862418dbb9e12c6feb32de75d76082baf92798fa599578ad8c0198907523a700c16cc31f2d827c7b2ee85a3e03a70a89f166a5c1f46f21cc6d0ce941e596590e6366afdba0c43299f3860548d58d1717b0eef93d77879f0bf1291114f3a628bb3b24c943eb0ec5e02d6743d17385c6a0e419824fd42d4ca9f9618f5a3d80357eb9dc92e1d9411d95be5a10943ea8dc1ed73c124b6c52ffce729e0ac4e1ab45159e40089f856f792afe96f5dc3df89f84edb555c9b95058cc0d49142ed6805110541bd1c95ca036cfa7aa2b78bfc0a261fbd1f1d361ddfb381565437fe55fec5fd6e26b7e086c2458759ab836d6a37402ffd337633df5a711f6b24906cfcb06279c3e05d76176ebd34dca5ed70abddfa034555f613fc8623baf96437c9ca36c28ce525aad86d1d8b96caa4a24cfab6aba242f416da5a25c1bfdfbc0618f0d71b7cf0ceb413b20480ec5de46a86997ebaf9364f58946c6fc9b475a5da43624dcfd40be758427735b966a381b857ccdf1aa2ba687612373e2488eb283a6f0099169a644e7f89ec4bfda864390897843cd868cc2b2ce94b2de43e4c9ea9cab6087dae113be2423988f1d4df5cc1bb8044a5fecc7fe83e45673e1b265d41886d2cf399b562b9ed8accbab258faa79d4ef4f6181c8bb0328d19911d43b33bd55e2b1bcc734feface6b346bb81587616f4efba7dc72bcebe005f40a05ce38ae121b09b527d21f2df366debae509a773e5e210a0d19221ba2538d06db9e77fda862e488d0aa5723b9c98ebb275d8e0c2bed9e69ed46e55d75842608cc1aeb518807a8673cce7da4c226f935a86672084c998371e6561d868eeffacbbcbe4d78a11058b71d3bc30af7a7336d7de15d03504c8efc624e9a8df199010e79802d890b923cec316eeb5a4e3afff0130e8e0975e0a9392d04c16dc57b0812cd77f85862fd15220fd2cae5392c75cd1d9ea02c019c28848b9da4125bbc2a480465f0acfb1e0bf8584a61bd992ba36a148f637579e5d73b3532d95ffbc1556b50ca4e9e7fa1a5df94e14aa94444667476bf4cf726621f188f8e9706b5dce29b6f9b2ea690cb46499f7d512324b5930f290fbaa66a6a19ff76a7d9bc87e5c32ec0409387df436f274cca35b7e5a5c088817e5603f9b3890345efc78e41997d0f117b948c6229b39cd813fec5e438c9ae61789d58bbbf48d8656f45b1841d9719a0ccf7df05fcfbfd34c6b3939efdac2fa762acbe247e0b5bfc7332d7077dcaed67e11926ce870f1ae288f872fa0e2498d91e227a84c13ede2e2584c6b574fcbfd0cf14a6f94dfc2529fbb8d41fcafbf56fb2e17ef2e0b70e585f2b5e51a8f62942c278e38e4f6bfd8f73f6e68a917591ec861e4878db38aeb3c1c074f5d74f2c553dcad37613fc719f83b1634c46befdcf8ad3e622bb7a0dacbf0e34f57228a5c0146916ae2ee0ce29cb71da3f3dcdb77acb5ce927d47144151e668f698cf4ae3587504213965eb3b4d960c746539f7587bbe731d5d43a8743d87a6844fe37decb34ba2b6124cf557795df7474f4df389169f1aa8152e4316304e1bdc644786a0a44027e7a6c5b9a55866224e8f209466a3b44363d2707081657e155e72b0488ce1f5f55210907db055497eca09638f24af5ee44146cf1fc61c8e66ef62117f1b2c46fab822c297aadacca47ecafaaa42643d8613f7dbee27b468247c31a96b8b4bd2a838f4a97d54a1c6922058416740aa0c6c9301c4cce4b2a01e7808b9fef1219102adbb4c86a1d9e1b0faef4c8633ae34740b41f4c2a7661f176de55598c75c8e335e337de89e076a547616a3f454360406ab3d6b36b6ccedecc976a86d21c6a77580832cdc98f77db00ba0df6093e99fdca28ebd193e58e395c889bbff040d65967d27bb4ce698e81bfacab73ad9e182be08e813d5fe30f9b945057904fd4bf108175c79b83aeb52706735953a279c4ea6ce9936bd2422f42e909ab21c986fdc3247aad4e53d24c0ec7fba7b4850624235809aa0c4ccbcde2d8851ea54a6ddf81516ec809c910608ecaa7c0cf786a501d2b6bca058eeaf25d4f6584c84b701e22de5d3b7af3a82fda2044704a3e1a607c4f029ba694487cf471a0d0727d5523c794513f372e56449dfcf6a523780d359494eb1993f690a264d084abb398334f89408db04476262e351141da4ac83e5647d5159b4637e80bd5f6f057938208bc44cfb91ed343df62b5685d0cfb73583bb3f03441e1808b4febd1d70a394b46096d73de255c711796f185a347998f7b14bc7b234d89608e77c27631d55033c2072fd90e6e4f672a54eadad21e0f0a1b31a93756e60cb1a2154491936708892aca07fe03474720aba3f6893da921a8846e2e98f8b435912b4db553c6328680bac050847dd9ff84e1ab4257cd655637b35f8a02a452f96ccdf21d540e1f2ad9bd6ccf9798c6655a144c1646416eca3286b55460056443914a8a84c14c48f8185d79b69d580977ace8df689507d9c2bc724468dc01423c98f73cb2941d0d96d63d7de016c1149340a35aea517f2e4fdadb0bb0c9bd4b93c0bca875f92bd792fe8669dad720ad709053522edb7b06cb9e22cf8675ec06ec1f6ee14935f4fdfc0e8d68658ea5fcabfe1fa65f9ac6a06d732f8e4922922b50d3d2090dcfdafcd40e575e49a0b301d669d733be24e1711a94940371e2b0c2dabb350820814559f02b759389b16a24b09c287e15ff9e89704723279530e9d4db2daee4ff7f24fc99617fddd50114ac839e20ad0d61fe39e02498e5a0de06ba38e3937d3f92ae5db52bf6c4e100ca3fd6a822f5f890ae62c2a49ea8d9b82b0499a789573620f16238503049d9ce0d53b816de5852806900ceff3d80d2bf476556437acab8eeb3ad23309bf496d6a40a0c4cf885065a54ec8601265aa94be0c6a27e3201aa4fd5487ac0f8feea0d04383f3bef97c8ba697616ad5f02b9dc72c741b90d47c4cfacee8421c2e963d7b5233442640bdd3fda17760a4321fc50a838f33ba08477e3457938a0c2b9ced7d2d7a17601081a4faa24c513659f335f3bf938bf75ad2aaf7b74f32350d9d22b018406ba1dea717d8e41cc48672983bef24ba43beb134fed09d7d5b750919a73564646f3c3a06aa2c6be8c14753b59f94e9d0d1115e3243f374f6da22bc8bfaf4d552263387d5812b0be68d05c9ffb38e7d7f178bd66868cf7b7ecec6fa6a6dc007224444b7fe074ca120bbcbe5ee2d28343e5e36493ab18b3ef8088bf8d054f9847e938eebc2185540a", &(0x7f0000001440)="26f63a299e77da3f16da15797fc6436df6f242124620b7cb4947ecbda07b00764c5eef7148c989c674581503628f7326159f11e6e974299876dccca86faaf6662ac56519f2bc2c7f179ffb4d71eeb3872437bd653c7996968ad5f712955314ac72828c2265985e1e770146273c234b7d4076530cac8a8c12a488a6b5471316f2d64ebe31eda4749b671f657b8a4f59"}}, &(0x7f0000001500)) r2 = getpgid(r0) process_vm_writev(r2, &(0x7f0000000340)=[{&(0x7f0000000000)=""/32, 0x20}, {&(0x7f0000000180)=""/145, 0x91}, {&(0x7f00000000c0)=""/112, 0x70}, {&(0x7f0000000240)=""/47, 0x2f}, {&(0x7f0000000280)=""/8, 0x8}, {&(0x7f00000002c0)=""/127, 0x7f}], 0x6, &(0x7f0000000400)=[{&(0x7f00000003c0)}], 0x1, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) clock_gettime(0x0, &(0x7f0000001540)={0x0, 0x0}) timer_settime(r1, 0x1, &(0x7f0000001580)={{r4, r5+60000000}, {0x77359400}}, &(0x7f00000015c0)) ioctl$SIOCX25SFACILITIES(r3, 0x8901, &(0x7f0000000140)) 08:50:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086601) 08:50:44 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80081280) 08:50:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0189436) 08:50:44 executing program 5: ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGFLAGS1(r1, 0x8004745a, &(0x7f0000000000)) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f0000000040)=0x3) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:44 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x3000000}) 08:50:44 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:44 executing program 3: r0 = syz_open_dev$dri(&(0x7f00000000c0), 0x8b1, 0x2000) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000100)={0x3, 0x6, 0x1ff, 0x0, 0x0}) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r0, 0xc00464b4, &(0x7f0000000140)={r1}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000080)={0xfff, 0x9, 0x20, 0x40, 0x6, 0x21, 0x25, "b320d94a1378e3a5f6659598fa2029af2ce5e94b", "0a4da7e558943a6207ec243dfc16a50d9d734cca"}) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000040)) ioctl$SIOCX25GFACILITIES(r2, 0x89e2, &(0x7f0000000000)) 08:50:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x801c581f) 08:50:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc020660b) 08:50:44 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x4000000}) 08:50:44 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80800) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f00000000c0)) 08:50:44 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) 08:50:44 executing program 3: ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000000)={0xcc, 0x0, 0x1}) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(0xffffffffffffffff, 0xc4c85512, &(0x7f0000000180)={{0xa, 0x5, 0x5, 0x2, 'syz1\x00', 0x4}, 0x1, [0x401, 0x3, 0x1, 0x9, 0x7f, 0x100, 0x8000, 0x0, 0x0, 0x8, 0x1, 0xffffffff, 0x1, 0x8c8b, 0x80, 0x101, 0x7fffffff, 0x7, 0x1, 0x749, 0x200, 0x7fffffff, 0xa534, 0xd6, 0x7f, 0x40, 0xfffffffffffffc01, 0x200, 0x4, 0x4, 0x346, 0x3, 0xfffffffffffffffe, 0x4, 0x3, 0x8, 0x7c5, 0x0, 0x6f4, 0xffffffffffffffff, 0x0, 0x0, 0x4, 0x0, 0x5, 0x0, 0x81, 0x7fffffff, 0x8663, 0x1, 0x81, 0x8, 0xfffffffffffffffd, 0x10000, 0x4, 0xfff, 0x4, 0x2, 0x2, 0x8, 0x0, 0x5, 0x3, 0x6, 0x4, 0x80000001, 0xfa02, 0xca3d, 0x1, 0x0, 0xffffffffffffffff, 0xfffffffffffffffb, 0xffff, 0xff, 0x0, 0x400, 0x6, 0x4, 0xcf54, 0x4e45fba, 0x0, 0x4, 0x3ff, 0x10, 0xfffffffffffffff7, 0xffffffffffff0001, 0xff, 0x90, 0x800, 0x5, 0x10001, 0x614b, 0x6, 0xea5a, 0x3, 0x3, 0x9, 0x4, 0x4, 0x7, 0x9, 0x6, 0x400, 0x81, 0x400, 0x4, 0x5, 0x3f, 0x1, 0x1, 0x63, 0x81, 0x40, 0x461, 0x8, 0x400, 0x1, 0x7f, 0x9, 0x6, 0xdc5b, 0x1, 0x1, 0x5, 0x7, 0x5, 0x2, 0x2]}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:50:44 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x5000000}) 08:50:44 executing program 5: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)) 08:50:44 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:50:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) 08:50:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x6000000}) 08:50:45 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x92800) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:45 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r1, 0x54a2) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r3, &(0x7f0000001680)={0x1f, @fixed}, 0x8) bind$bt_sco(r3, &(0x7f0000001680)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0x8) bind$bt_sco(r2, &(0x7f0000000000), 0x8) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:45 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80081280) 08:50:45 executing program 5: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0xfffffffc, 0xffffb3a0, 0x4}) 08:50:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) 08:50:45 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80081280) 08:50:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x7000000}) 08:50:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x200) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:45 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = accept4$x25(r1, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000000)=0x1, 0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r2, 0x89e3, &(0x7f0000000080)={0x57, 0x6, 0x5, 0x6, 0x3}) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$KVM_IRQ_LINE(0xffffffffffffffff, 0x4008ae61, &(0x7f00000001c0)={0x7, 0x80000000}) accept4$x25(r3, &(0x7f0000000100)={0x9, @remote}, &(0x7f0000000180)=0x12, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x111200, 0x0) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x9) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSCOMPRESS(r4, 0x4010744d) sendto$x25(r3, &(0x7f0000000240)="6863a718a682ae403cdd92b41ca3b99e3e2bd2bd8820fbda097a3d04409d4b4c019f734d08b4cfa1e54f3af64633231b4baef7bde2c79b615c3789d60f8b16732973edf5e7ad726877ce461f9d6dc066ce4ea4f50ae0b71b2b54baedb298bfd2a5ff9ee4f6dc37a8142faf4289071fbffe8f48313db9c356e193461f7d3fc1c6dabc2dac2ed8c744b9f11c958c3b57c796f93e11708085c376e109fe27539230ed05", 0xa2, 0x80, &(0x7f0000000300), 0x12) r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r5, &(0x7f0000001680)={0x1f, @fixed}, 0x8) bind$bt_sco(r5, &(0x7f0000000200)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x11}}, 0x8) 08:50:45 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_X2APIC_API(r1, 0x4068aea3, &(0x7f00000000c0)={0x81, 0x0, 0x1}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000000)={0x3c, 0x0, 0x2, 0x0, 0xd, 0x81}) rt_sigprocmask(0x0, &(0x7f0000000040)={[0x100000001]}, &(0x7f0000000080), 0x8) 08:50:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0189436) [ 1922.350872][ T2868] block nbd1: NBD_DISCONNECT 08:50:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x8000000}) 08:50:45 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80081280) 08:50:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x224c03) r1 = openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB='exec /dEv/nbd#,\x00'], 0xf) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc020660b) 08:50:45 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) write$FUSE_DIRENTPLUS(r1, &(0x7f00000021c0)={0x150, 0x0, 0x0, [{{0x1, 0x1, 0x10001, 0x0, 0x4, 0x8001, {0x5, 0x3, 0xa42, 0x60000000, 0x4, 0x100000001, 0x30b7bf9f, 0xfffffff8, 0x800, 0xa000, 0xffff, 0xffffffffffffffff, 0x0, 0x0, 0x8}}, {0x6, 0x9, 0x6, 0x40, '^@\xfd}+}'}}, {{0x4, 0x0, 0x3, 0x7, 0x400, 0x8, {0x6, 0x5, 0x5, 0x1000, 0x8, 0x9, 0x2, 0x7fff, 0x25, 0x1000, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0x3, 0x7}}, {0x4, 0x10001, 0x2, 0x2, '%-'}}]}, 0x150) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f0000000000)={0x80, 0x0, r2, [{0x1, 0x9, 0x2, 0x9, '*%'}, {0x3, 0x61a, 0x1, 0x4f, ':'}, {0x5, 0x40, 0x0, 0x1}, {0x2, 0x2, 0x0, 0x7}]}, 0x80) r3 = accept4$x25(r0, &(0x7f00000000c0), &(0x7f0000000100)=0x12, 0x80800) ioctl$SIOCX25GDTEFACILITIES(r3, 0x89ea, &(0x7f0000002340)) 08:50:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:50:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x20000140}) 08:50:45 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80800) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x2}) 08:50:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) [ 1922.752647][ T2901] block nbd1: NBD_DISCONNECT 08:50:45 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xd, 0x7ff}) [ 1922.805798][ T2906] block nbd1: NBD_DISCONNECT 08:50:45 executing program 3: read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000000)={0x20, 0x0, r0, {0x7f, 0x0, 0x9e, 0x7352c974}}, 0x20) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x3, 0x4, 0xc}) 08:50:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:50:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x40010020}) 08:50:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000000040)={[{0x1, 0x3, 0x6, 0x1e, 0x0, 0xc, 0x8, 0x2, 0x9, 0x37, 0x8, 0x0, 0x9}, {0x7ff, 0xc000, 0x3f, 0x7, 0x1, 0x40, 0xff, 0x6, 0x3, 0x7, 0x5, 0x0, 0x4}, {0xd06, 0x6, 0x4, 0x1f, 0x34, 0x5, 0x2, 0x81, 0x5, 0x1, 0x3, 0xd8, 0x7}], 0x6}) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:46 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x501802) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:50:46 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r1, &(0x7f0000001680)={0x1f, @fixed}, 0x8) accept4(r1, &(0x7f0000000000)=@pptp={0x18, 0x2, {0x0, @initdev}}, &(0x7f00000000c0)=0x80, 0x6e5f497bf339c8ff) [ 1923.064242][ T2920] block nbd1: NBD_DISCONNECT 08:50:46 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, 0x0, 0x0, 0x4a41c0cb2dca0a7f) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x89e3, &(0x7f0000000000)={0x1ff, 0x0, 0x5, 0x8, 0x400, 0x81}) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)={0x6d, 0x20000000, 0x0, 0x9, 0x1}) 08:50:46 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xfdfdffff}) [ 1923.089446][ T2922] block nbd1: NBD_DISCONNECT 08:50:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xc8000) ioctl$NBD_DISCONNECT(r0, 0xab08) openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(0xffffffffffffffff, 0x89f7, &(0x7f0000000200)={'ip6tnl0\x00', &(0x7f0000000180)={'sit0\x00', 0x0, 0x4, 0x0, 0x4, 0x5, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}, @rand_addr=' \x01\x00', 0x1, 0x1, 0xaf85, 0xff}}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(0xffffffffffffffff, 0x89f7, &(0x7f00000002c0)={'ip6tnl0\x00', &(0x7f0000000240)={'syztnl1\x00', r1, 0x29, 0x0, 0xf7, 0x6, 0x1, @local, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x80, 0x80, 0x0, 0x3}}) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) r3 = accept4(0xffffffffffffffff, &(0x7f0000000080)=@isdn, &(0x7f0000000100)=0x80, 0x80000) ioctl$SIOCX25GDTEFACILITIES(r3, 0x89ea, &(0x7f0000000140)) 08:50:46 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x6, 0x40000) ioctl$BLKPBSZGET(r1, 0x127b, &(0x7f0000000080)) 08:50:46 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0481273) 08:50:46 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xff000000}) [ 1923.294029][ T2937] block nbd1: NBD_DISCONNECT 08:50:46 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) recvfrom$x25(r1, &(0x7f0000000000)=""/91, 0x5b, 0x2000, 0x0, 0x0) 08:50:46 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000080), 0x10, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="02000000400000000600000000000000", @ANYRES64=r2, @ANYRES64=r3/1000+60000, @ANYRES64=0x0, @ANYRES64=0xea60, @ANYBLOB="0200296e70664967778300c0020000009349fa4abb54a2fc"], 0x48}, 0x1, 0x0, 0x0, 0x1}, 0x800) accept4(r1, &(0x7f0000000680)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000700)=0x80, 0x80800) clock_gettime(0x0, &(0x7f0000000780)={0x0, 0x0}) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000880)={&(0x7f0000000740)={0x1d, r4}, 0x10, &(0x7f0000000840)={&(0x7f00000007c0)={0x7, 0x80, 0x80, {}, {r5, r6/1000+60000}, {0x4, 0x1, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x28, 0x0, 0x0, 0x0, "2e8f80ca87357f0e38affaca23322af04fe49143cc097b057981f977ae4b29ecee885b45e05ecf6d1c036e94d02018c7da3ae832f04dbad2e215940aafad57e6"}}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(0xffffffffffffffff, 0xc0045540, &(0x7f0000000040)=0xfffffffe) r7 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r7, 0x0, 0x0, 0x0) ioctl$SIOCX25GFACILITIES(r7, 0x89e2, &(0x7f0000000000)) [ 1923.332298][ T2936] block nbd0: NBD_DISCONNECT [ 1923.339759][ T2937] block nbd1: NBD_DISCONNECT [ 1923.378659][ T2936] block nbd0: NBD_DISCONNECT 08:50:46 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_IOEVENTFD(r0, 0x4040ae79, &(0x7f0000000080)={0x3000, &(0x7f0000000040), 0x4, 0xffffffffffffffff, 0x8}) 08:50:46 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0481273) 08:50:46 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(0xffffffffffffffff, 0x80dc5521, &(0x7f0000000040)=""/108) 08:50:46 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xff070000}) 08:50:46 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) sendto$x25(r0, &(0x7f0000000040)="c4ecdb9fdd2f909a45904f28efba4214c0fe46316aec79b001bb2b0602833c267de262b6e4d06d2470ac7f8243d9d4c0054dae8e6391c4c62cb0566c2341d0969b1c0b7f466ef83079b19fbaacd391f902846432", 0x54, 0x10, &(0x7f00000000c0), 0x12) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x2e, 0x80, 0x8, 0xb}) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x75}) 08:50:46 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x66, 0x2, 0x8, 0xc, 0x80, 0x81}) [ 1923.630189][ T2963] block nbd0: NBD_DISCONNECT 08:50:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1923.679600][ T2963] block nbd0: NBD_DISCONNECT 08:50:46 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0481273) 08:50:46 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xfffffdfd}) 08:50:46 executing program 0: r0 = getpgid(0x0) capset(&(0x7f0000000000)={0x20080522, r0}, 0x0) waitid(0x1, r0, &(0x7f0000000040), 0x2, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:50:46 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = socket(0xb, 0xa, 0x80000001) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0xaf6, 0x2, 0xfffffffe}) 08:50:46 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f0000000100)=0x4) ioctl$PPPIOCSACTIVE(r0, 0x40107446, &(0x7f0000000040)={0x3, &(0x7f0000000000)=[{0xd686, 0x0, 0xad, 0xfffffff8}, {0x9, 0x0, 0x4, 0x4}, {0xc0c, 0x5, 0x3, 0x1d4a}]}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0x5c, 0x0, 0x1000000, 0x4}) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r3, 0x4004743d, &(0x7f00000001c0)) 08:50:46 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) [ 1923.892281][ T2976] block nbd1: NBD_DISCONNECT 08:50:47 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xffffff7f}) [ 1923.945634][ T2984] block nbd0: NBD_DISCONNECT [ 1923.964547][ T2986] block nbd0: NBD_DISCONNECT 08:50:47 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x6d6342) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000000080)={[{0x1ff, 0x7ff, 0xc2, 0x5, 0x6, 0x3d, 0x1, 0x7, 0xc0, 0x3, 0x2, 0x93, 0x3ff}, {0x7, 0x7fff, 0x1, 0x0, 0x5, 0x0, 0x9, 0x1, 0x5, 0x4, 0x0, 0x5}, {0x3, 0x9, 0xff, 0x9, 0x80, 0x3, 0x20, 0x81, 0x7, 0x2, 0x6, 0x80, 0x5}], 0x8}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SNDRV_TIMER_IOCTL_INFO(0xffffffffffffffff, 0x80e85411, &(0x7f0000000040)=""/22) 08:50:47 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r0, &(0x7f0000000000)=""/20, 0x14, 0x100, &(0x7f0000000040)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000080), 0x4) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000180)={'rose0\x00', 0xfffffffe000, 0x5}) 08:50:47 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:50:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0xffffffff) 08:50:47 executing program 5: ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f00000000c0)=0x7fff) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = accept4$x25(r0, &(0x7f0000000100)={0x9, @remote}, &(0x7f0000000180)=0x12, 0x800) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f00000001c0)) recvfrom$x25(r1, &(0x7f0000000000)=""/185, 0xb9, 0x20, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x2, 0x0, 0x0, 0xffffffff, 0x3369}) 08:50:47 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1924.188428][ T3001] block nbd0: NBD_DISCONNECT [ 1924.202529][ T3001] block nbd0: NBD_DISCONNECT 08:50:47 executing program 1: ioctl$PPPIOCSPASS(0xffffffffffffffff, 0x40107447, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x2, 0xa2, 0x34, 0x1}]}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:47 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:50:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x583, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKPBSZGET(r2, 0x127b, &(0x7f0000000100)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x101400, 0x0) ioctl$PPPIOCSMRU1(r3, 0x40047452, &(0x7f0000000080)=0x6) 08:50:47 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) getuid() ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x37, 0x7, 0x0, 0x0, 0xffff, 0x81}) 08:50:47 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x10, 0x4}) r1 = socket(0x25, 0x80000, 0x1) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000040)={'caif0\x00', 0x1, 0x5}) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) accept4(r3, &(0x7f0000000180)=@can, &(0x7f0000000200)=0x80, 0x180000) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(r2, 0xab08) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000000), 0x4) 08:50:47 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x2}) [ 1924.412249][ T3013] block nbd1: NBD_DISCONNECT [ 1924.440069][ T3016] block nbd0: NBD_DISCONNECT [ 1924.452472][ T3017] block nbd1: NBD_DISCONNECT 08:50:47 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = accept4$x25(r1, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r3 = socket(0x11, 0x800, 0x5) ioctl$SIOCX25GSUBSCRIP(r3, 0x89e0, &(0x7f00000002c0)={'veth1_to_batadv\x00', 0x6, 0x8e3e}) setsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f00000003c0)=0x1, 0x4) ioctl$BLKPG(0xffffffffffffffff, 0x1269, &(0x7f0000000080)={0x400, 0x40, 0xe9, &(0x7f0000000180)="b80495f8bce5c46192e0cfb59151137424abb978f4138374272df77becc9e41b0b7769ab8a99fdd2a642e4ba3846f002221ff61e6d0515f73794bc8382ad212f532182a35039fb497b8b8aeeed2523e13f2d56295fc23d345eb6af913eb434c76b1872217caf6020c96735075cb19e76d0e44cdd983b478d43b71518fcba6f05154b065a01a417606b487cea67e2dc68cc7243f33d6cdc7c401fdaa76e7704c086321d03c802cffeef2a115d21942875985db52addd64ddebd96518977101631ab3a5219b4ca94638593fc5b92da2e69c98df59ab5b6c39eb08786637c6ee7e1af3c3a01635cdc764f"}) syz_init_net_socket$x25(0x9, 0x5, 0x0) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x4000c0, 0x0) ioctl$BLKPBSZGET(r4, 0x127b, &(0x7f0000000280)) syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = socket(0x5, 0x5, 0xffffffff) ioctl$SIOCX25SFACILITIES(r5, 0x89e3, &(0x7f00000000c0)={0x23, 0x0, 0x5, 0x8, 0x5, 0x81}) 08:50:47 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0481273) [ 1924.513394][ T3016] block nbd0: NBD_DISCONNECT 08:50:47 executing program 1: sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x8, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x6}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x40800}, 0x20004001) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x7ff) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1924.569525][ T3023] block nbd5: NBD_DISCONNECT 08:50:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x16301) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGFLAGS1(r1, 0x8004745a, &(0x7f0000000280)) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGIDLE(r2, 0x8010743f, &(0x7f00000004c0)) r3 = getpgid(0x0) capset(&(0x7f0000000000)={0x20080522, r3}, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(0xffffffffffffffff, 0xc1105518, &(0x7f0000000080)={{0x406, 0x7, 0x550, 0x9bc9, '\x00', 0x105}, 0x4, 0x2, 0x0, r3, 0x3, 0x1f, 'syz0\x00', &(0x7f0000000040)=['\x00', '/de#\x00\x00\x00\x00\x00\x00', '/dHv/nbd#\x00'], 0x15, '\x00', [0xe5, 0x2, 0x20, 0x7251]}) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x7f8f162d1499913d, 0x0) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$IOC_PR_RESERVE(r5, 0x401070c9, &(0x7f0000000500)={0x7fffffff, 0x401}) timer_create(0x7, &(0x7f0000000380)={0x0, 0x3d, 0x4, @thr={&(0x7f00000002c0)="ab7e680116ddf66dddd5aac88d0a9e2e2464a8e04d5e6b2e9ef044d0f9234d0868ad465939ea7fb949709566d3a0beee1561381d9b3141536924c4e6b1a9a4939e4e8743c8fd4795e59896a52cfcd8e9d4a5a01ae2e2b572372739281cf90b2feda04dd2def89aa655965d571b079598fc37f59293a125f8ad", &(0x7f0000000340)="d4c6f0e88b8df354f5d77071e3b3bc3b5e24693acd11"}}, &(0x7f00000003c0)) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) r6 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000400), 0x195800, 0x0) ioctl$PPPIOCSPASS(r6, 0x40107447, &(0x7f0000000480)={0x1, &(0x7f0000000440)=[{0xa, 0x2, 0x80, 0x4}]}) ioctl$PPPIOCSACTIVE(r4, 0x40107446, &(0x7f0000000240)={0x3, &(0x7f00000001c0)=[{0x7, 0x3f, 0x9}, {0x800, 0x3f, 0x8}, {0x3, 0x7f, 0x8}]}) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1924.634126][ T3023] block nbd5: NBD_DISCONNECT 08:50:47 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x3}) [ 1924.667303][ T3030] block nbd1: NBD_DISCONNECT 08:50:47 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0481273) 08:50:47 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r0, &(0x7f0000000180)=""/222, 0xde, 0x80000100, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:47 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x5) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x301001) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:50:47 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x4}) 08:50:48 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x3, 0x0, 0xfffffffc, 0x1}) 08:50:48 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0481273) [ 1924.999005][ T3048] block nbd1: NBD_DISCONNECT 08:50:48 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000000)) 08:50:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x4000) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) accept4(0xffffffffffffffff, &(0x7f0000000140)=@tipc, &(0x7f00000000c0)=0x80, 0x80000) r2 = syz_open_dev$loop(&(0x7f0000000000), 0x1, 0x4005c0) ioctl$BLKSECDISCARD(r2, 0x127d, &(0x7f0000000040)=0x2) [ 1925.028457][ T3048] block nbd1: NBD_DISCONNECT 08:50:48 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x5}) 08:50:48 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) r2 = openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000003400), 0x1, 0x0) write$tcp_congestion(r2, &(0x7f0000003440)='illinois\x00', 0x9) write$tcp_congestion(r2, &(0x7f00000000c0)='vegas\x00', 0x6) read$FUSE(r1, 0x0, 0x0) write$FUSE_BMAP(r1, &(0x7f0000000080)={0x18, 0xfffffffffffffffe, 0x0, {0xffffffffffff0001}}, 0x18) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f0000000040)) 08:50:48 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x6e, 0x0, 0x2}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000080), 0x4) accept4$x25(r1, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r3, 0x89eb, &(0x7f0000000040)={0x6, 0x4, 0xb63, 0xf7, 0x80, 0x6, 0x21, "8285b8055abd4b24e6b945bc7c6797562b7e8f2f", "40dffb107770fb80b883f0acb2837f8ec4c73670"}) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000000)={0x29}) 08:50:48 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = socket(0xb, 0xa, 0x80000001) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0xaf6, 0x2, 0xfffffffe}) [ 1925.177777][ T3062] block nbd0: NBD_DISCONNECT [ 1925.230526][ T3062] block nbd0: NBD_DISCONNECT 08:50:48 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0x1d0000) r2 = getpgid(0xffffffffffffffff) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r1, 0xc1105518, &(0x7f0000000180)={{0x7, 0x2, 0x101, 0xf93, '\x00', 0x77}, 0x3, 0x20000000, 0x80000001, r2, 0x3, 0x2, 'syz0\x00', &(0x7f0000000000)=['-\x00', '\x00', '(\\,!{^\'!\x00'], 0xc, '\x00', [0xe9, 0x1, 0x7f, 0x7fff]}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x10000000, 0x0, 0x0, 0x0, 0x0, 0x81}) [ 1925.286611][ T3072] block nbd1: NBD_DISCONNECT 08:50:48 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x6}) [ 1925.333945][ T3072] block nbd1: NBD_DISCONNECT 08:50:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$IMGETDEVINFO(0xffffffffffffffff, 0x80044944, &(0x7f0000000040)={0x1f}) r1 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r1, 0x80044944, &(0x7f0000000040)) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x121b01, 0x0) ioctl$PPPIOCGDEBUG(r2, 0x80047441, &(0x7f0000000100)) ioctl$IMGETCOUNT(r1, 0x80044943, &(0x7f0000000080)) 08:50:48 executing program 1: add_key$user(&(0x7f00000000c0), &(0x7f0000000100)={'syz', 0x1}, &(0x7f00000001c0)="371d8caa04d30c5b0507e512f8a79d12a132c51c9330bee2f1ee86039050acd26a7230a0de93850ebf61aa1d8b3400fc4701d20718c0690eb8becbcc0989509a117dfce61ad008332b4033fb2dda08c6153689d9b8bc8a280b10a0fda9093b0356670d553b6cc3c567d0c7f35d5ee893b3a25c1bfff1d02b8e7381776e1da970180b0c20eed445ab3710c7a1bcbd77c36507355d2793d1f428101b0ae8b71a203fab", 0xa2, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_X2APIC_API(r1, 0x4068aea3, &(0x7f0000000040)) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) 08:50:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:48 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) accept4$x25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x80800) [ 1925.479694][ T3084] block nbd0: NBD_DISCONNECT [ 1925.528511][ T3084] block nbd0: NBD_DISCONNECT 08:50:48 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000000)={'vxcan1\x00', 0x9, 0xa}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) [ 1925.553017][ T3090] block nbd2: NBD_DISCONNECT [ 1925.587217][ T3089] block nbd1: NBD_DISCONNECT 08:50:48 executing program 0: ioctl$PPPIOCGDEBUG(0xffffffffffffffff, 0x80047441, &(0x7f0000000000)) ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000080)={0xc223, 0x1}) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:48 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x7}) 08:50:48 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x20000140}) 08:50:48 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x3}) [ 1925.705649][ T3103] block nbd1: NBD_DISCONNECT [ 1925.759865][ T3110] block nbd0: NBD_DISCONNECT 08:50:48 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x81, 0x8, 0x0, 0x6, 0x80, 0xd, 0x28, "b61dda543a1f3f055f03d777dbf94fd9b82a0d3d", "a2e3681e0b7ac10149b9fc381f92864f15527599"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:48 executing program 1: r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000080)={'sit0\x00', 0xffffffffffffffff, 0xffffffff}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = syz_open_dev$ndb(&(0x7f00000005c0), 0x0, 0x100) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r4 = socket(0x11, 0x80803, 0x0) accept4(r4, 0x0, 0x0, 0x0) recvmsg$can_bcm(r4, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000180)=""/98, 0x62}, {&(0x7f0000000200)=""/15, 0xf}, {&(0x7f0000000240)=""/18, 0x12}, {&(0x7f00000002c0)=""/160, 0xa0}, {&(0x7f0000000380)=""/148, 0x94}], 0x5, &(0x7f00000004c0)=""/170, 0xfffffffffffffeda}, 0x10040) 08:50:48 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x8}) 08:50:48 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x43a000, 0x0) ioctl$PPPIOCATTCHAN(r0, 0x40047438, &(0x7f00000000c0)=0x3) ioctl$PPPIOCSNPMODE(r0, 0x4008744b, &(0x7f0000000080)={0xfb, 0x2}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:50:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) 08:50:49 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0xfffffffe, 0x0, 0xa}) [ 1925.988906][ T3125] block nbd1: NBD_DISCONNECT [ 1925.997157][ T3127] block nbd0: NBD_DISCONNECT [ 1926.021802][ T3130] block nbd0: NBD_DISCONNECT 08:50:49 executing program 5: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)) r0 = accept4(0xffffffffffffffff, &(0x7f0000001300)=@x25={0x9, @remote}, &(0x7f0000001380)=0x80, 0x80000) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f00000013c0)={0x76}) socket$can_bcm(0x1d, 0x2, 0x2) 08:50:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) 08:50:49 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x300}) [ 1926.063929][ T3131] block nbd1: NBD_DISCONNECT 08:50:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0x7, 0x37b}) 08:50:49 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$FUSE_BMAP(r1, &(0x7f0000000080)={0x18, 0x411189d21277cf76, 0x0, {0x4}}, 0x18) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:49 executing program 3: clock_getres(0x6, &(0x7f0000000040)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r3, 0x4068aea3, &(0x7f0000000080)) ioctl$KVM_SIGNAL_MSI(r2, 0x4020aea5, &(0x7f0000000000)={0x2000, 0xd000, 0x6, 0x9, 0x3}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:49 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x500}) [ 1926.266300][ T3143] block nbd1: NBD_DISCONNECT 08:50:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) [ 1926.291604][ T3144] block nbd0: NBD_DISCONNECT 08:50:49 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000000)) 08:50:49 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x101100) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x47) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 1926.361924][ T3144] block nbd0: NBD_DISCONNECT 08:50:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x181001, 0x0) ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000080)=0x89) [ 1926.466945][ T3165] block nbd1: NBD_DISCONNECT 08:50:49 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x600}) 08:50:49 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000000)) 08:50:49 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0101282) [ 1926.586291][ T3176] block nbd0: NBD_DISCONNECT [ 1926.604770][ T3176] block nbd0: NBD_DISCONNECT 08:50:49 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) r4 = syz_open_dev$loop(&(0x7f0000000080), 0x9b5, 0x10000) ioctl$BLKGETSIZE64(r4, 0x80081272, &(0x7f00000000c0)) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x8) ioctl$NBD_DISCONNECT(r3, 0xab08) 08:50:49 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xffffffff, 0x1}) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000200)) r1 = accept4$x25(r0, &(0x7f0000000100)={0x9, @remote}, &(0x7f0000000180)=0x12, 0x80000) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000240)={'xfrm0\x00', 0xcc1, 0xffffff37}) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f00000001c0)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r2, 0x89e0, &(0x7f0000000000)={'hsr0\x00', 0x69ba, 0x9}) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000340)=0x1, 0x4) 08:50:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_CLEAR_QUE(r0, 0xab05) 08:50:49 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x700}) 08:50:49 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0101282) 08:50:49 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000080)={0x81, 0x0, 0x2}) r1 = socket(0x22, 0x6, 0x0) sendto$x25(r1, &(0x7f0000000180)="e0e7c0ae276ba7ffc3f0692bb6e49ea029b5019d1f40bbe7b1459066ea61b3b87aaefd9d0392bee771cfa74a135f822526be1db14088a09ed51d9fcd5a7adf8d61c2fcf432ac152a7ebf41e98fba95", 0x4f, 0x0, &(0x7f0000000000)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000040)={0x72, 0x8004, 0x7, 0x5, 0x6, 0x81}) [ 1926.770094][ T3188] block nbd0: NBD_DISCONNECT [ 1926.781382][ T3187] block nbd1: NBD_DISCONNECT [ 1926.802965][ T3188] block nbd0: NBD_DISCONNECT 08:50:49 executing program 0: ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)={0x81, 0x0, 0x1}) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f0000000140)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$BLKRRPART(r0, 0x125f, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_DEV_IRQ(r2, 0x4040ae75, &(0x7f00000000c0)={0x401, 0x0, 0xff, 0x202}) ioctl$BLKSECTGET(r0, 0x1267, &(0x7f0000000100)) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r3, 0x40505412, &(0x7f0000000280)={0x2, 0x7c9a, 0x1f}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_INFO(r3, 0x80e85411, &(0x7f00000001c0)=""/179) 08:50:49 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x20800, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000000)={0x7, 0x204, 0x40, 0x2, 0x8c, 0x2, 0x28, "0935100bd1147786f47a00ef733691ed911893d1", "77f1012c0170855df4a4e7684b896be46dfa7384"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:50 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0xff00}) 08:50:50 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) bind$bt_sco(0xffffffffffffffff, &(0x7f0000000040)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0x8) 08:50:50 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0101282) 08:50:50 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x6c040, 0x0) ioctl$PPPIOCGUNIT(r0, 0x80047456, &(0x7f0000000040)) ioctl$PPPIOCGNPMODE(r0, 0xc008744c, &(0x7f0000000080)={0x80fd, 0x2}) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x3b, 0x0, 0x0, 0xa, 0x9}) [ 1927.074986][ T3208] block nbd1: NBD_DISCONNECT [ 1927.077057][ T3209] block nbd0: NBD_DISCONNECT [ 1927.126303][ T3208] block nbd1: NBD_DISCONNECT 08:50:50 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0xff07}) 08:50:50 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, 0xfffffffffffffffc, 0xb8a892c86a37fd0a, 0x0) write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000080)={0x50, 0x0, 0x0, {0x7, 0x22, 0x0, 0x0, 0x7ff, 0x0, 0x7, 0x9}}, 0x50) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_REINJECT_CONTROL(r1, 0xae71, &(0x7f0000000000)) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_IRQCHIP(r2, 0xc208ae62, &(0x7f00000001c0)={0x0, 0x0, @ioapic}) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) prctl$PR_GET_FPEMU(0x9, &(0x7f0000000040)) ioctl$SIOCX25SFACILITIES(r3, 0x8901, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x81}) 08:50:50 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) [ 1927.234807][ T3209] block nbd0: NBD_DISCONNECT 08:50:50 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x2040, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:50 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_PIT(r2, 0xc048ae65, &(0x7f0000000040)) times(&(0x7f0000000000)) 08:50:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x200) ioctl$BLKFLSBUF(r0, 0x1261, &(0x7f0000000040)=0x4) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:50 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x1000000}) [ 1927.401792][ T3238] block nbd1: NBD_DISCONNECT 08:50:50 executing program 3: sched_getattr(0xffffffffffffffff, &(0x7f0000000000)={0x38}, 0x38, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:50 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) [ 1927.469419][ T3245] block nbd0: NBD_DISCONNECT [ 1927.505058][ T3248] block nbd0: NBD_DISCONNECT 08:50:50 executing program 1: r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000040)) ioctl$IMGETCOUNT(r0, 0x80044943, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:50:50 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x2000000}) 08:50:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4000) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={'wlan0\x00', 0x0, 0x4}) 08:50:50 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) [ 1927.682321][ T3260] block nbd1: NBD_DISCONNECT 08:50:50 executing program 3: ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f00000000c0)={0x7fff, 0x0, 0x1f}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000040)={0x0, 0x400, 0x9}) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000080), 0x4) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_PCI_DEVICE(r2, 0x8040ae69, &(0x7f0000000100)={0x7, 0x80000001, 0x4, 0x6, 0x9}) openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:50 executing program 5: ioctl$KVM_DEASSIGN_PCI_DEVICE(0xffffffffffffffff, 0x4040ae72, &(0x7f0000000000)={0x3e, 0x8001, 0x2, 0x2, 0xf49}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) r2 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x40) syz_open_dev$dri(&(0x7f00000000c0), 0x5, 0x2) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7f) r3 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKIOOPT(0xffffffffffffffff, 0x1279, &(0x7f0000000180)) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r3, 0xc02064b2, &(0x7f0000000080)={0x8001, 0x2, 0x7, 0x0, 0x0}) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r3, 0xc00464b4, &(0x7f0000000000)={r4}) ioctl$DRM_IOCTL_MODE_MAP_DUMB(r2, 0xc01064b3, &(0x7f0000000100)={r4}) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x0) ioctl$DRM_IOCTL_MODE_MAP_DUMB(r1, 0xc01064b3, &(0x7f0000000040)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) [ 1927.748485][ T3265] block nbd1: NBD_DISCONNECT [ 1927.773536][ T3266] block nbd0: NBD_DISCONNECT 08:50:50 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x3000000}) [ 1927.807664][ T3266] block nbd0: NBD_DISCONNECT 08:50:50 executing program 1: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x900, 0x0) ioctl$PPPIOCGUNIT(r0, 0x80047456, &(0x7f0000000080)) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) 08:50:50 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0101282) 08:50:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2040) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:51 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x100000) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) accept4$x25(r1, 0x0, &(0x7f00000000c0), 0x80000) 08:50:51 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x4000000}) 08:50:51 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSDEBUG(r2, 0x40047440, &(0x7f0000000040)=0x7ff) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000000)={0x1, 0x0, 0x0, 0x40, 0x7f, 0x27, 0xe, "160b2de3463a1167aef96ba0c902b429da499292", "07ea055dd388adb181f3fb61f80fa2f99fdb94e6"}) [ 1928.117340][ T3292] block nbd0: NBD_DISCONNECT 08:50:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101301) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:51 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) sendto$x25(r0, &(0x7f0000000000)="53e4c91c7238f4b4228f998f2f72ea3745166c026ffd63ff04fbb91ecc45b00d162e134e95da319f9044dede3a3ab67bdaaa4843d33253454294ac99c8504e178816c16c334766c9fa328178de0a4d35a1273f0638a134", 0x57, 0x40000, &(0x7f0000000080)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x1}}, 0x12) 08:50:51 executing program 0: r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f00000000c0)={0x5}) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000040)) ioctl$KVM_ASSIGN_SET_MSIX_NR(0xffffffffffffffff, 0x4008ae73, &(0x7f0000000100)={0x8c, 0x3ff}) ioctl$KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000140)={0xa8, 0x0, 0x1}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80000) r2 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r2, 0x80044944, &(0x7f0000000040)) ioctl$IMGETVERSION(r2, 0x80044942, &(0x7f0000000200)) ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f0000000080)={0x4, 0x0, 0x80, 0x81}) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$BLKROTATIONAL(r1, 0x127e, &(0x7f00000001c0)) 08:50:51 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0101282) 08:50:51 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x5000000}) 08:50:51 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=0x12, 0x0) accept4$x25(r1, 0x0, &(0x7f00000000c0), 0x80800) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) sendto$x25(r2, &(0x7f0000000180)="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", 0xffc, 0xc8a0, &(0x7f0000000100), 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) [ 1928.374119][ T3306] block nbd1: NBD_DISCONNECT 08:50:51 executing program 5: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)) [ 1928.416327][ T3309] block nbd0: NBD_DISCONNECT 08:50:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x12041) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xc83e) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x3f1a80) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x3) [ 1928.477212][ T3314] block nbd0: NBD_DISCONNECT 08:50:51 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xc0101282) 08:50:51 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x6000000}) 08:50:51 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000000)={0x3, 0x4, 0x401, 0x3, 0x1, 0x26, 0x2, "28bff1d3a2e4df0030d7aa0900", "c43290172053b3bf5b0adcd72d011e7a2c03088e"}) r2 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r2, 0xc02064b2, &(0x7f0000000080)={0x8001, 0x2, 0x7, 0x0, 0x0}) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r2, 0xc00464b4, &(0x7f0000000000)={r3}) ioctl$DRM_IOCTL_MODE_MAP_DUMB(0xffffffffffffffff, 0xc01064b3, &(0x7f0000000040)={r3}) 08:50:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000040)=0x9) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:50:51 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = socket(0x2b, 0x0, 0x9) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x3, 0x10000, 0x9, 0x5, 0x4, 0x81}) 08:50:51 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x7000000}) 08:50:51 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$BLKFLSBUF(r0, 0x1261, &(0x7f0000000140)=0x80000001) ioctl$BLKRESETZONE(r0, 0x40101283, &(0x7f0000000180)={0x5, 0x69a2}) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x800, 0x70bd2b, 0x25dfdbfc, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x400}, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000001c0), 0x4000, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_LIST_KEY(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x800, 0x70bd25, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40}, 0x40001) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) [ 1928.730304][ T3330] block nbd0: NBD_DISCONNECT 08:50:51 executing program 2: ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)={0x81, 0x0, 0x1}) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f0000000140)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$BLKRRPART(r0, 0x125f, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_DEV_IRQ(r2, 0x4040ae75, &(0x7f00000000c0)={0x401, 0x0, 0xff, 0x202}) ioctl$BLKSECTGET(r0, 0x1267, &(0x7f0000000100)) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r3, 0x40505412, &(0x7f0000000280)={0x2, 0x7c9a, 0x1f}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_INFO(r3, 0x80e85411, &(0x7f00000001c0)=""/179) 08:50:51 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMSETDEVNAME(r1, 0x80184947, &(0x7f0000000040)={0x1000, 'syz0\x00'}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGFLAGS1(r2, 0x8004745a, &(0x7f0000000080)) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000000)) [ 1928.775482][ T3331] block nbd0: NBD_DISCONNECT 08:50:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8000) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$BLKROGET(r0, 0x125e, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) [ 1928.880933][ T3338] block nbd2: NBD_DISCONNECT [ 1928.906715][ T3341] block nbd1: NBD_DISCONNECT 08:50:52 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000000)={'macvlan1\x00', 0x2, 0x73596d3d}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:52 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x8000000}) [ 1928.960249][ T3346] block nbd1: NBD_DISCONNECT [ 1929.029637][ T3351] block nbd0: NBD_DISCONNECT [ 1929.052170][ T3351] block nbd0: NBD_DISCONNECT 08:50:52 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x6b, 0x0, 0x3, 0x9}) 08:50:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$BLKFLSBUF(r0, 0x1261, &(0x7f0000000140)=0x80000001) ioctl$BLKRESETZONE(r0, 0x40101283, &(0x7f0000000180)={0x5, 0x69a2}) sendmsg$IEEE802154_LLSEC_LIST_KEY(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x800, 0x70bd2b, 0x25dfdbfc, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x400}, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000001c0), 0x4000, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_LIST_KEY(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x800, 0x70bd25, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40}, 0x40001) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 08:50:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x0) 08:50:52 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x20000140}) 08:50:52 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000040)) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_GETXATTR(r1, &(0x7f00000000c0)={0x18, 0x0, 0x0, {0x7f}}, 0x18) write$FUSE_DIRENT(r1, &(0x7f0000000000)={0x38, 0x2f, 0x0, [{0x4, 0x7ef00000, 0xa, 0xfffffffe, '/dev/fuse\x00'}]}, 0x38) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r3, 0x89eb, &(0x7f0000000080)={0x7a74, 0xdaa, 0x3, 0x1f, 0x46, 0x21, 0xa, "b6305def2a736c24f23beda4bdebcb903c9c1833", "59eede3e6ca8118386f010da9a73a267d6ddc2b8"}) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000100)={0x51, "29fac16b784bfeb88f2f42f1a5cb8f936860591b6ee71916041b210d359e0360835eda0d49f3198b39b7b4ca35b64df3849af475982350c13fcafb1d2f6e9c75fef3f8d44be798d8ebac8a920de01a6c90f4b4cf0d09b3c00a90999d3386cc6c6b6f6401c85626893b422df991ef3a60f6019613c50e2a842600"}) [ 1929.281691][ T3364] block nbd1: NBD_DISCONNECT [ 1929.307827][ T3365] block nbd2: NBD_DISCONNECT [ 1929.320677][ T3369] block nbd0: NBD_DISCONNECT [ 1929.335317][ T3370] block nbd1: NBD_DISCONNECT [ 1929.352890][ T3369] block nbd0: NBD_DISCONNECT 08:50:52 executing program 3: eventfd2(0x9, 0x80801) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000000)) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000002140)={0xffff, 0x7ff, 0x5, 0x3, 0x8, 0x25, 0x4, "9ecc07661e605c4e453a195a392d7ca886710520", "c2970bc010980587ff1de9982e348e8ea7865458"}) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002100)={0x18, 0xfffffffffffffff5, r1, {0x800}}, 0x18) write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002080)={0x78, 0x0, 0x0, {0x3, 0x5, 0x0, {0x4, 0x1, 0x3, 0x80, 0x9, 0x7, 0x3, 0x5, 0x7, 0x6000, 0x40, 0xee00, r2, 0x3, 0x69}}}, 0x78) [ 1929.366434][ T3364] block nbd1: NBD_DISCONNECT [ 1929.371976][ T3370] block nbd1: NBD_DISCONNECT 08:50:52 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000000)={0x3, 0x4, 0x401, 0x3, 0x1, 0x26, 0x2, "28bff1d3a2e4df0030d7aa0900", "c43290172053b3bf5b0adcd72d011e7a2c03088e"}) r2 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r2, 0xc02064b2, &(0x7f0000000080)={0x8001, 0x2, 0x7, 0x0, 0x0}) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r2, 0xc00464b4, &(0x7f0000000000)={r3}) ioctl$DRM_IOCTL_MODE_MAP_DUMB(0xffffffffffffffff, 0xc01064b3, &(0x7f0000000040)={r3}) 08:50:52 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x40010020}) 08:50:52 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000100)={0x79, 0x0, 0x1}) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f0000000040)=0x2) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000180)={0x80000000, 0x6, 0x4, 0x0, 0x0}) ioctl$DRM_IOCTL_MODE_MAP_DUMB(0xffffffffffffffff, 0xc01064b3, &(0x7f00000001c0)={r3}) 08:50:52 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xfffffffa, 0x4, 0x10000000, 0x40000003, 0x6d}) 08:50:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x6) 08:50:52 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = socket(0xa, 0x4, 0xff) accept4$x25(r3, 0x0, 0x0, 0x80000) sendto$x25(r1, &(0x7f0000000180)="ff5efe710accf7a5e06988fba7577f2836adea0f0486b7395add7a6046ecd17b8f441414fb7f409bfa9e1f5090e9e7ba4d20bf2782f85c2d1618efb31bb1985c4c54a371a2de6c7f63de10f0e3f81dc2800a4b01b4939e8ef893bbfd8c464b21c4d146fdf2d17517d2679e3ca5f2eb69916b2a667d4a9601ad88d234c0a57f6da131f01011f5c493d62d9ecc7b59444152400100e2ff60351bad3d3c00cb88212158ae6afc12a2fb55afc6b7d305d8c21f2321587089ba1a5f6f8acce1ff49b20a1d283b1936907d8a7da7705bcee8d501e9", 0xd2, 0x4040, &(0x7f0000000080)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x1}}, 0x12) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r4, 0x40107447, &(0x7f0000000040)={0x5, &(0x7f0000000000)=[{0x0, 0xba, 0x40, 0x4}, {0x9, 0x7, 0x6b, 0x1}, {0xd76, 0x47, 0x3, 0xf5f}, {0x7ff, 0x1f, 0x35, 0x8}, {0xf86d, 0x1f, 0x0, 0x1}]}) [ 1929.594784][ T3383] block nbd0: NBD_DISCONNECT 08:50:52 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0xfdfdffff}) [ 1929.649785][ T3388] block nbd0: NBD_DISCONNECT [ 1929.653748][ T3389] block nbd1: NBD_DISCONNECT [ 1929.686994][ T3389] block nbd1: NBD_DISCONNECT 08:50:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x0) 08:50:52 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_DEV_IRQ(r1, 0x4040ae75, &(0x7f0000000000)={0x7, 0x0, 0x3, 0x600}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x480280) ioctl$NBD_DISCONNECT(r2, 0xab08) 08:50:52 executing program 1: r0 = accept4$x25(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x800) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r2 = accept4$x25(r0, &(0x7f0000000a00), &(0x7f0000000a40)=0x12, 0x80800) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0xca58) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000a80)={0x1d6, "b2088ea204c639da686a76092d0c255cb68fb7df6de19b7b8b0c8f26eec39a71e4d5b2930fa4146b28b451e518a5b4af769540924b0cfddbbe690d92d30eff72fa07ee7279a57f4ba3a6c0bfb3a87e15dff72ca21930877edb43a668376a4f2d84229795367e9bbeefb14db3324511f9aff10392c6c9c00e866caf17dd83358b"}) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000180)={'veth0_macvtap\x00', 0xfffffffffffffffc, 0x800007d}) 08:50:52 executing program 5: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKFRASET(r2, 0x1264, &(0x7f00000000c0)=0x6) write$FUSE_DIRENT(r0, &(0x7f00000021c0)={0xc8, 0x0, r1, [{0x1, 0x401, 0x3, 0x0, '#[\x00'}, {0x1, 0x40, 0x5, 0x0, '^^\x98\xe6\\'}, {0x1, 0x100000001, 0xa, 0x1, '/V{)@{#[$-'}, {0x2, 0x8001, 0x0, 0x1000}, {0x6, 0x8, 0x0, 0xf5}, {0x6, 0x6, 0x1, 0x5, '.'}]}, 0xc8) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r3, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1, 0x8, 0x81}) bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x9, 0x7, 0x3, 0x2}, 0x6) ioctl$SNDRV_TIMER_IOCTL_PAUSE(0xffffffffffffffff, 0x54a3) ioctl$IMGETCOUNT(0xffffffffffffffff, 0x80044943, &(0x7f0000000040)) 08:50:52 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0xff000000}) [ 1929.950946][ T3411] block nbd1: NBD_DISCONNECT [ 1929.958879][ T3411] block nbd1: NBD_DISCONNECT [ 1929.964509][ T3412] block nbd2: NBD_DISCONNECT 08:50:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x6) 08:50:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x101) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x140c0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 08:50:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8601) ioctl$BLKFLSBUF(r0, 0x1261, &(0x7f0000000040)=0x7) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKFRASET(r1, 0x1264, &(0x7f0000000080)=0x3f) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:53 executing program 3: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_SIGNAL_MSI(r0, 0x4020aea5, &(0x7f0000000000)={0xf000, 0x0, 0xffffffff, 0xfffffffa, 0x6}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)) 08:50:53 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r3, 0x89e3, &(0x7f0000000180)={0x28, 0x10000, 0xb, 0xa, 0x8}) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0x1000004, 0x0, 0x2, 0xb, 0x0, 0x81}) r4 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x0) sendto$x25(r0, &(0x7f00000002c0)="24675b80698d1b7e156dc2f9c1c605bf9bb50d8d147040d2eeb5700b3c3300000000000000005aadbad8a600c80c939be1e2c3e21432173352dc6eccd587e42a75e5e7687fc48310596919974fb22c5115ed46df4d77d5ead7fdae6c173b074e37e977511418216545d284822d3ade48627da9f669ae89b08c72c40de8a1162131e0f42e07e671deecfb51304a77199503caf731a2c606742017adc90347e4197e7b3a0fd002932d49ef19742020428b102ccb287beab4e2f578af2e5cc751134faa6e1d988e015fedbba046273b4258a58041e817ae4a52d57e33ea542ad0334ca31a16b728be9431887fa35e1ada1ecde55b475f", 0xf5, 0x20004805, &(0x7f0000000080), 0x12) recvfrom$x25(r4, &(0x7f0000000080), 0x0, 0x40010040, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r6 = accept4(r2, &(0x7f0000000d40)=@vsock={0x28, 0x0, 0x0, @hyper}, &(0x7f0000000dc0)=0x80, 0x80000) accept4$x25(r6, 0x0, 0x0, 0x0) accept4$x25(r5, 0x0, &(0x7f0000000280), 0x66558f10d04af391) setsockopt$X25_QBITINCL(r4, 0x106, 0x1, &(0x7f0000000100), 0x4) 08:50:53 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0xff070000}) [ 1930.246282][ T3428] block nbd2: NBD_DISCONNECT [ 1930.247941][ T3429] block nbd1: NBD_DISCONNECT [ 1930.291646][ T3429] block nbd1: NBD_DISCONNECT [ 1930.327446][ T3435] block nbd0: NBD_DISCONNECT 08:50:53 executing program 2: ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)={0x81, 0x0, 0x1}) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f0000000140)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$BLKRRPART(r0, 0x125f, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_DEV_IRQ(r2, 0x4040ae75, &(0x7f00000000c0)={0x401, 0x0, 0xff, 0x202}) ioctl$BLKSECTGET(r0, 0x1267, &(0x7f0000000100)) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r3, 0x40505412, &(0x7f0000000280)={0x2, 0x7c9a, 0x1f}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_INFO(r3, 0x80e85411, &(0x7f00000001c0)=""/179) 08:50:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:53 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0xfffffdfd}) 08:50:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x46b5) 08:50:53 executing program 3: ioctl$KVM_ASSIGN_SET_MSIX_NR(0xffffffffffffffff, 0x4008ae73, &(0x7f0000000080)={0x7, 0xb3}) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f00000000c0)) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, &(0x7f0000000000)=0x4) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(0xffffffffffffffff, 0x80045530, &(0x7f00000002c0)=""/181) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000280)={0x2000, 0x110000}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = accept4$x25(r3, &(0x7f0000000100), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0x100}) ioctl$SIOCX25GSUBSCRIP(r4, 0x89e0, &(0x7f0000000180)={'gretap0\x00', 0x126, 0x6}) 08:50:53 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$PPPIOCGUNIT(0xffffffffffffffff, 0x80047456, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1001}) [ 1930.536186][ T3445] block nbd1: NBD_DISCONNECT [ 1930.560070][ T3448] block nbd0: NBD_DISCONNECT [ 1930.565573][ T3447] block nbd2: NBD_DISCONNECT [ 1930.580568][ T3448] block nbd0: NBD_DISCONNECT 08:50:53 executing program 1: sendmsg$IEEE802154_LIST_PHY(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x9c00}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x4, 0x70bd2b, 0x25dfdbff, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x44000}, 0x8000810) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x6) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$BLKRESETZONE(r0, 0x40101283, &(0x7f00000002c0)={0x7fffffff, 0x3}) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x6) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000240)={&(0x7f0000000300)=ANY=[], 0x68}, 0x1, 0x0, 0x0, 0x20000084}, 0x20000001) 08:50:53 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0xffffff7f}) 08:50:53 executing program 0: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f00000002c0)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) read$FUSE(r0, &(0x7f0000002300)={0x2020}, 0x2020) read$FUSE(r0, &(0x7f0000004340)={0x2020}, 0x2020) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$FUSE_LK(r3, &(0x7f0000000080)={0x28, 0xffffffffffffffda, r1, {{0x1000000000ca16, 0x7, 0x0, r2}}}, 0x28) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4000) r4 = syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) openat$nullb(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_DO_IT(r6, 0xab03) r7 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x682, 0x0) ioctl$NBD_DISCONNECT(r7, 0xab08) 08:50:53 executing program 5: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280), 0x40400, 0x0) ioctl$BLKROTATIONAL(r0, 0x127e, &(0x7f00000002c0)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x400000}) r3 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_PPC_GET_SMMU_INFO(r3, 0x8250aea6, &(0x7f0000000300)=""/27) r4 = accept4$x25(r1, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x800) r5 = socket(0x1e, 0x6, 0x5) rt_sigprocmask(0x2, &(0x7f0000000180)={[0x6]}, &(0x7f00000001c0), 0x8) ioctl$IMGETDEVINFO(r5, 0x80044944, &(0x7f0000000100)={0x81}) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r7 = socket(0x21, 0x4, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r7) accept4$x25(r6, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r6, 0x106, 0x1, &(0x7f0000000200), &(0x7f0000000240)=0x4) ioctl$SIOCX25SSUBSCRIP(r5, 0x89e1, &(0x7f0000000440)={'wg2\x00', 0x8000000000000400, 0x5}) getsockopt$X25_QBITINCL(r4, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) [ 1930.818993][ T3470] block nbd1: NBD_DISCONNECT 08:50:53 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r3, 0x89e3, &(0x7f0000000180)={0x28, 0x10000, 0xb, 0xa, 0x8}) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0x1000004, 0x0, 0x2, 0xb, 0x0, 0x81}) r4 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x0) sendto$x25(r0, &(0x7f00000002c0)="24675b80698d1b7e156dc2f9c1c605bf9bb50d8d147040d2eeb5700b3c3300000000000000005aadbad8a600c80c939be1e2c3e21432173352dc6eccd587e42a75e5e7687fc48310596919974fb22c5115ed46df4d77d5ead7fdae6c173b074e37e977511418216545d284822d3ade48627da9f669ae89b08c72c40de8a1162131e0f42e07e671deecfb51304a77199503caf731a2c606742017adc90347e4197e7b3a0fd002932d49ef19742020428b102ccb287beab4e2f578af2e5cc751134faa6e1d988e015fedbba046273b4258a58041e817ae4a52d57e33ea542ad0334ca31a16b728be9431887fa35e1ada1ecde55b475f", 0xf5, 0x20004805, &(0x7f0000000080), 0x12) recvfrom$x25(r4, &(0x7f0000000080), 0x0, 0x40010040, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r6 = accept4(r2, &(0x7f0000000d40)=@vsock={0x28, 0x0, 0x0, @hyper}, &(0x7f0000000dc0)=0x80, 0x80000) accept4$x25(r6, 0x0, 0x0, 0x0) accept4$x25(r5, 0x0, &(0x7f0000000280), 0x66558f10d04af391) setsockopt$X25_QBITINCL(r4, 0x106, 0x1, &(0x7f0000000100), 0x4) 08:50:53 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = socket(0x27, 0x2, 0x6) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000040)={0x5e, 0x3, 0x100000, 0x8, 0x2, 0x81}) [ 1930.885899][ T3470] block nbd1: NBD_DISCONNECT 08:50:53 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:50:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x72880) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0x7f, 0x665875d}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30b000) ioctl$NBD_DO_IT(r1, 0xab03) 08:50:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r2, &(0x7f0000000100)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_LSEEK(r1, &(0x7f0000000080)={0x18, 0xffffffffffffffda, 0x0, {0x80000000}}, 0x18) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002140), 0x2, 0x0) getresgid(&(0x7f0000002180), &(0x7f00000021c0), &(0x7f0000002200)=0x0) write$FUSE_DIRENTPLUS(r6, &(0x7f0000002240)={0x200, 0x0, r3, [{{0x0, 0x0, 0xda2f, 0x0, 0x8, 0xed1, {0x4, 0x261, 0xfffffffffffffffd, 0x5, 0x8, 0x4, 0x10000, 0x1, 0x10b0e44b, 0x8000, 0xff, r4, r5, 0x7, 0x6}}, {0x2, 0x8, 0xa, 0x4, '/dev/nbd#\x00'}}, {{0x2, 0x0, 0x7, 0x5, 0x100, 0x26b00000, {0x0, 0x3, 0x20, 0x1, 0x7ff, 0x8, 0x1, 0x9, 0x5, 0xc000, 0x3f, 0x0, r7, 0x5, 0x3ff}}, {0x5, 0x54, 0x1, 0x7, '\''}}, {{0x2, 0x0, 0xac, 0x10000, 0x9, 0x6, {0x2, 0x9, 0xaa, 0x6, 0x5, 0x6, 0x3, 0x7, 0x10000, 0x4000, 0x7, r4, r5, 0x8001}}, {0x1, 0x8, 0xa, 0xc0, '/dev/nbd#\x00'}}]}, 0x200) 08:50:54 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x3}) 08:50:54 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x2}) 08:50:54 executing program 3: read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f0000000100)=ANY=[@ANYBLOB="38000000daffffdf", @ANYRES64=r0, @ANYBLOB="050000000000000003000000000000000c000000080000006367726f75702e747970650000000000"], 0x38) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/syz1\x00', 0x200002, 0x0) r2 = openat$cgroup_type(r1, &(0x7f0000000080), 0x2, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) write$FUSE_STATFS(r2, &(0x7f0000002280)={0x60, 0x0, r0, {{0x3f, 0x3, 0x7, 0x98f, 0x8, 0x1, 0x0, 0xb}}}, 0x60) ioctl$SIOCX25SFACILITIES(r3, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x9, 0x9cc00000}) ioctl$SIOCX25SDTEFACILITIES(r3, 0x89eb, &(0x7f0000000000)={0x7f, 0xfff, 0x85, 0xb5, 0x9, 0x18, 0x7, "5f010000f399dfd1beb7fa9500", "dc9b89525100ef3f61a320d99d9c8ec7c46a6f1b"}) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_PAUSE(0xffffffffffffffff, 0x54a3) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) r5 = accept4$x25(r4, &(0x7f00000000c0), &(0x7f0000002200)=0x12, 0x40000) ioctl$SIOCX25GDTEFACILITIES(r5, 0x89ea, &(0x7f0000002240)) 08:50:54 executing program 2: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f00000002c0)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) read$FUSE(r0, &(0x7f0000002300)={0x2020}, 0x2020) read$FUSE(r0, &(0x7f0000004340)={0x2020}, 0x2020) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) write$FUSE_LK(r3, &(0x7f0000000080)={0x28, 0xffffffffffffffda, r1, {{0x1000000000ca16, 0x7, 0x0, r2}}}, 0x28) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4000) r4 = syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) openat$nullb(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_DO_IT(r6, 0xab03) r7 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x682, 0x0) ioctl$NBD_DISCONNECT(r7, 0xab08) [ 1931.129970][ T3492] block nbd1: NBD_DISCONNECT [ 1931.187725][ T3492] block nbd1: NBD_DISCONNECT 08:50:54 executing program 0: ioctl$PPPIOCSMAXCID(0xffffffffffffffff, 0x40047451, &(0x7f0000000080)=0x3) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x80000) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f00000000c0)) ioctl$NBD_CLEAR_QUE(r1, 0xab05) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x8000) r3 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x80000) r4 = socket(0x11, 0x800, 0xa988) ioctl$IMSETDEVNAME(r4, 0x80184947, &(0x7f00000003c0)={0x0, 'syz1\x00'}) ioctl$NBD_CLEAR_QUE(r3, 0xab05) 08:50:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_CAP_MSR_PLATFORM_INFO(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)={0x9f, 0x0, 0x1}) 08:50:54 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = accept4$x25(r0, 0x0, &(0x7f0000000000), 0x100c00) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) 08:50:54 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x3}) 08:50:54 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) [ 1931.421705][ T3511] block nbd0: NBD_DISCONNECT [ 1931.448170][ T3514] block nbd1: NBD_DISCONNECT [ 1931.469721][ T3511] block nbd0: NBD_DISCONNECT 08:50:54 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x0) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000000080)={0x57, "65aad4794e79b6bcbdf14894ba5ce3c7d0198b1610be79596bca7bd60014a45f2ca325f86ae40a132bd2245bc3a3013fb5531807a43c5af0472aedcd3e3168b763784afa8d54af54b31239af5061ad4dc455b2025d601b8d157aa55546537a528ccc8284392d9d060c5d4f32be17e3a821f37804b55f8022c4dddfd85fa66303"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x20000000, 0x0, 0x0, 0x0, 0x0, 0x81}) [ 1931.495721][ T3514] block nbd1: NBD_DISCONNECT 08:50:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) bind$bt_sco(0xffffffffffffffff, &(0x7f0000000040)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0x8) 08:50:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x8001) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0xff, 0xbd70}) write$apparmor_current(0xffffffffffffffff, &(0x7f0000000040)=@hat={'permhat ', 0x0, 0x5e, ['-@!\x00']}, 0x1f) 08:50:54 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x4}) 08:50:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r3, 0x80605414, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:54 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = accept4$x25(r1, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80800) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) accept4$x25(r2, &(0x7f0000000240)={0x9, @remote}, &(0x7f0000000280)=0x12, 0x81000) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f00000002c0)={'erspan0\x00', 0x4, 0x401}) accept4$x25(r4, 0x0, 0x0, 0x0) accept4$x25(r4, 0x0, 0x0, 0x80800) ioctl$SIOCX25SFACILITIES(r1, 0x8901, &(0x7f0000000140)={0x2, 0x80000000, 0x7, 0xfff7fffa, 0xffff}) [ 1931.687763][ T3530] block nbd2: NBD_DISCONNECT [ 1931.716178][ T3534] block nbd0: NBD_DISCONNECT 08:50:54 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000)=0x1, 0x4) 08:50:54 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x5}) 08:50:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) r4 = syz_open_dev$loop(&(0x7f0000000080), 0x9b5, 0x10000) ioctl$BLKGETSIZE64(r4, 0x80081272, &(0x7f00000000c0)) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x8) ioctl$NBD_DISCONNECT(r3, 0xab08) [ 1931.766157][ T3534] block nbd0: NBD_DISCONNECT [ 1931.784342][ T3531] block nbd1: NBD_DISCONNECT [ 1931.789717][ T3528] block nbd1: Disconnected due to user request. [ 1931.796433][ T3528] block nbd1: shutting down sockets 08:50:54 executing program 0: r0 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x54, r0, 0x8, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r1}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000800}, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) 08:50:54 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r2, 0x0, 0x0) write$FUSE_WRITE(r2, &(0x7f0000000000)={0x18, 0xfffffffffffffff5, r1, {0x1fc00000}}, 0x18) write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f00000021c0)=ANY=[@ANYBLOB="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", @ANYRES64=r1, @ANYBLOB="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"], 0x138) [ 1931.944289][ T3542] block nbd1: Device being setup by another task [ 1931.950796][ T3543] block nbd1: NBD_DISCONNECT [ 1931.955564][ T3543] block nbd1: Send disconnect failed -32 [ 1931.961671][ T3543] block nbd1: Disconnected due to user request. [ 1931.968275][ T3543] block nbd1: shutting down sockets 08:50:55 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x2000, 0x9}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) socket(0x29, 0x0, 0x0) ioctl$KVM_CAP_HALT_POLL(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000180)={0xb6, 0x0, 0x6}) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r2, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r2, 0x40405515, &(0x7f0000000000)={0x5, 0x1, 0x3ff, 0x7, 'syz1\x00', 0x7ff}) read$FUSE(0xffffffffffffffff, &(0x7f00000003c0)={0x2020, 0x0, 0x0}, 0x2020) read$FUSE(0xffffffffffffffff, &(0x7f0000004440)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_CREATE_OPEN(0xffffffffffffffff, &(0x7f0000000040)={0xa0, 0xfffffffffffffffe, r3, {{0x0, 0x3, 0x26eeec43, 0x400, 0x4, 0xfffffffd, {0x1, 0xfffffffffffffcf3, 0x28, 0xfb, 0x6, 0x40, 0x10000, 0x4, 0x0, 0x2000, 0xfff, r4, 0xee01, 0x42f3, 0x9a64}}}}, 0xa0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000380)={0x4, 0x8, 0x4, 0x78, 0xe7, 0x9, 0x1a, "0f8485670590cc6ccd461a40cd72ae87bf7b0b94", "dfdc43865f344f815a62daf913748cd44b9dc0f6"}) [ 1932.031306][ T3549] block nbd0: NBD_DISCONNECT 08:50:55 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x6}) [ 1932.061494][ T3547] block nbd2: NBD_DISCONNECT 08:50:55 executing program 1: r0 = openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) write$apparmor_exec(r0, 0x0, 0x0) write$apparmor_exec(r0, &(0x7f0000000080)={'stack ', '/dev/nbd#\x00'}, 0x10) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8800) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 08:50:55 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_REGISTER_COALESCED_MMIO(r2, 0x4010ae67, &(0x7f0000000000)={0x4000}) ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)) 08:50:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000700), 0x100, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x101) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(0xffffffffffffffff, 0xc1205531, &(0x7f0000000040)={0x0, 0xfffffffb, 0xff, 0x3ff, '\x00', '\x00', '\x00', 0xe442, 0x7cf, 0x0, 0x40, "f3606a1a53e8bb0a9a783283149b1c0e"}) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(0xffffffffffffffff, 0xc4c85512, &(0x7f0000000180)={{0x4, 0x5, 0x6, 0x0, '\x00', 0xfffffff8}, 0x1, [0x4, 0x2, 0x0, 0x1, 0x5695505a, 0x1, 0x140000, 0xa9fb, 0x7, 0x100000000, 0x15f, 0x80000001, 0x5, 0x7fff, 0x1, 0x1, 0x200, 0x7, 0xffffffffffff7fff, 0x9, 0xfffffffffffffffd, 0x418e, 0x1, 0x0, 0x8001, 0x7, 0x6, 0x3, 0x1, 0x4bc, 0xfffffffffffffffc, 0x3, 0x401, 0xffffffffffffffff, 0x8001, 0x3f, 0x9, 0x81, 0x4, 0x0, 0x6, 0x6, 0x1, 0x9, 0x6, 0x80000000, 0x5, 0x7, 0x0, 0x6, 0xfffffffffffff8eb, 0x9, 0x7, 0xa3, 0xffffffffffff316b, 0x7, 0x4, 0x0, 0x0, 0xcd7d, 0x4, 0x6, 0x3, 0x4, 0x5, 0x5, 0x1, 0x8, 0x6, 0x7f, 0x1, 0x5, 0x4b90978c, 0x0, 0x1, 0x0, 0x80000001, 0xed7, 0x5, 0x4, 0x10001, 0x5, 0xe10, 0x302, 0x8, 0x1, 0x80, 0x4ee, 0x9, 0x40, 0x6, 0x5, 0x80000000, 0x7, 0x3, 0xff, 0x4, 0x0, 0x6, 0x7fff, 0x100, 0xffffffff, 0x8, 0x0, 0x7000000, 0x9, 0x1, 0x20000000000004f8, 0x2, 0x9, 0xcf0, 0x8, 0x8, 0x5, 0x2, 0xfffffffffffffffd, 0x62ad, 0x86c, 0xff, 0x9, 0x7fffffff, 0x1ff, 0xcf48, 0x1f, 0x1f, 0x5, 0x4, 0x1]}) ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000680)={0x81, 0x0, 0x3}) 08:50:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) r4 = syz_open_dev$loop(&(0x7f0000000080), 0x9b5, 0x10000) ioctl$BLKGETSIZE64(r4, 0x80081272, &(0x7f00000000c0)) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x8) ioctl$NBD_DISCONNECT(r3, 0xab08) [ 1932.224303][ T3561] block nbd1: NBD_DISCONNECT 08:50:55 executing program 5: ioctl$SIOCX25SDTEFACILITIES(0xffffffffffffffff, 0x89eb, &(0x7f0000000000)={0x3, 0x8, 0x0, 0x1, 0x1, 0x16, 0x25, "277295d1ea2116e95380b80f02fec4dcc1d7d01a", "ec4690760b050a10d911df42e739c995940fc926"}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) write$apparmor_exec(0xffffffffffffffff, &(0x7f0000000040)={'stack ', '\xed\x95\xb9-\x00'}, 0xb) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) [ 1932.253251][ T3563] block nbd1: NBD_DISCONNECT 08:50:55 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x7}) [ 1932.343745][ T3570] block nbd0: NBD_DISCONNECT 08:50:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x200) ioctl$BLKPBSZGET(r2, 0x127b, &(0x7f0000000080)) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0xfffffffffffffffb) r3 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x41) ioctl$NBD_CLEAR_QUE(r3, 0xab05) [ 1932.378469][ T3575] block nbd0: NBD_DISCONNECT [ 1932.429191][ T3573] block nbd2: NBD_DISCONNECT 08:50:55 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, &(0x7f0000000840)={0x6, 0x4, 0x1, 0x81, &(0x7f0000000740)=[{}, {}, {}, {}]}) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r0, 0xc4c85513, &(0x7f00000001c0)={{0x5, 0x1, 0x1, 0x20, '\x00', 0x2}, 0x0, [0x9, 0x0, 0x95, 0x2, 0x81, 0xffffffffa70112bc, 0x10000, 0xe7d, 0x4, 0x180000000000, 0x3, 0x2, 0x401, 0x2, 0x4, 0x6, 0x81, 0x7, 0x1f, 0x3, 0xffffffffffffffff, 0x200, 0x80, 0x0, 0x200, 0x400, 0x5, 0x1f, 0xffffffffffff1ef6, 0xe63, 0x3, 0x7fffffff0, 0x9, 0x2, 0x6, 0x3ff, 0x4, 0x7ba3, 0xf0, 0x4, 0x0, 0xfbbb, 0x7, 0x0, 0x0, 0xea, 0x40, 0x3, 0x7, 0x3, 0xffffffff7fffffff, 0x1, 0x7, 0x8, 0x100000000, 0x76ba3eb4, 0xebe5, 0x7, 0x8, 0x5, 0x9, 0x0, 0x0, 0x4, 0x401, 0x5, 0x2ded, 0x7, 0x9024, 0x7, 0x1ff, 0x5, 0x4, 0x4, 0xffffffffffffffe1, 0x44, 0x7f, 0x9, 0x5, 0x100, 0x1000, 0x6, 0x5, 0x2, 0x69, 0x5, 0x2, 0x1, 0x100000000, 0x40, 0x3, 0x4be, 0x2, 0x1, 0xc2, 0x8, 0x80, 0x6, 0x4, 0x6, 0xe67, 0x10000, 0x9, 0x3, 0x10000, 0xfffffffffffffffb, 0xb21, 0x81, 0x1, 0x8001, 0x1, 0x1000, 0x3, 0x1, 0x100000000, 0x7, 0x1e, 0x1, 0xffffffff, 0x6, 0x2, 0x1000, 0x400, 0xe0b00000000000, 0xfff, 0x6, 0x4, 0x3]}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)) r3 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r3, 0x4010ae67, &(0x7f0000000700)={0x1, 0x8000}) ioctl$SIOCX25SCUDMATCHLEN(r2, 0x89e7, &(0x7f0000000180)={0x74}) ioctl$BLKRESETZONE(0xffffffffffffffff, 0x40101283, &(0x7f00000006c0)={0x9, 0xffffffff97e97433}) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r4, 0xc1205531, &(0x7f0000000000)={0x103f, 0x3ff, 0x8, 0x401, '\x00', '\x00', '\x00', 0x9, 0xcfa, 0x3, 0x1, "c845e40f474ae00935811c0920bcda54"}) 08:50:55 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x8}) [ 1932.536936][ T3590] block nbd1: NBD_DISCONNECT 08:50:55 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x7d, 0x0, 0x0, 0x4}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(0xffffffffffffffff, 0xc0505510, &(0x7f00000002c0)={0x9, 0x2, 0x1000, 0x8, &(0x7f0000000240)=[{}, {}]}) accept4$x25(r1, 0x0, 0x0, 0x0) recvfrom$x25(r1, &(0x7f0000000180)=""/177, 0xb1, 0x10000, 0x0, 0x0) socket$isdn_base(0x22, 0x3, 0x0) r2 = socket(0x11, 0x80803, 0x0) accept4(r2, 0x0, 0x0, 0x0) sendmsg$can_bcm(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x4, 0x2, 0x5, {0x77359400}, {0x0, 0xea60}, {0x4, 0x1, 0x1}, 0x1, @canfd={{0x3, 0x1}, 0x34, 0x1, 0x0, 0x0, "49dec2893da02e7d4aa2f34c29c383d3f1f77716d9e64aec59755912fb6dcad4bd26dac729383da4cdf589b08663bd7cb00eccdb2afe14c39537073af1df908f"}}, 0x80}, 0x1, 0x0, 0x0, 0x20000085}, 0x4000800) [ 1932.558608][ T3590] block nbd1: NBD_DISCONNECT 08:50:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) r4 = syz_open_dev$loop(&(0x7f0000000080), 0x9b5, 0x10000) ioctl$BLKGETSIZE64(r4, 0x80081272, &(0x7f00000000c0)) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x8) ioctl$NBD_DISCONNECT(r3, 0xab08) 08:50:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x200) [ 1932.615065][ T3590] block nbd1: NBD_DISCONNECT [ 1932.644694][ T3594] block nbd1: NBD_DISCONNECT [ 1932.697139][ T3600] block nbd0: NBD_DISCONNECT [ 1932.698956][ T3599] block nbd2: NBD_DISCONNECT 08:50:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x200000) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$BLKIOOPT(0xffffffffffffffff, 0x1279, &(0x7f0000000040)) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x500001, 0x0) ioctl$PPPIOCSCOMPRESS(r4, 0x4010744d) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_SET_FLAGS(r5, 0xab0a, 0x2) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1932.741936][ T3600] block nbd0: NBD_DISCONNECT 08:50:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) r4 = syz_open_dev$loop(&(0x7f0000000080), 0x9b5, 0x10000) ioctl$BLKGETSIZE64(r4, 0x80081272, &(0x7f00000000c0)) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x8) 08:50:55 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x300}) 08:50:55 executing program 5: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000000)={0x3d, 0x40, 0xb, 0xc, 0x5}) 08:50:55 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000080)) accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) 08:50:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) r3 = syz_open_dev$loop(&(0x7f0000000080), 0x9b5, 0x10000) ioctl$BLKGETSIZE64(r3, 0x80081272, &(0x7f00000000c0)) 08:50:56 executing program 5: ioctl$BLKROGET(0xffffffffffffffff, 0x125e, &(0x7f00000003c0)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000180)={'syzkaller0\x00', 0x1, 0x2}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r3, &(0x7f0000000280)=""/47, 0x2f, 0x20, &(0x7f00000002c0), 0x12) socket(0x28, 0x80000, 0x4) r4 = accept4$x25(r2, 0x0, 0x0, 0x0) r5 = accept4(r0, &(0x7f0000000040)=@sco={0x1f, @none}, &(0x7f00000000c0)=0x80, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r5, 0x89e7, &(0x7f0000000000)={0x76}) syz_init_net_socket$x25(0x9, 0x5, 0x0) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r6, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r4, 0x106, 0x1, &(0x7f0000000340), &(0x7f0000000380)=0x4) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25GDTEFACILITIES(r6, 0x89ea, &(0x7f0000000300)) [ 1932.990703][ T3619] block nbd0: NBD_DISCONNECT 08:50:56 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x500}) 08:50:56 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan0\x00'}) [ 1933.059243][ T3623] block nbd0: NBD_DISCONNECT [ 1933.104329][ T3624] block nbd1: NBD_DISCONNECT 08:50:56 executing program 0: ioctl$IMGETCOUNT(0xffffffffffffffff, 0x80044943, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) syz_open_dev$loop(&(0x7f0000000080), 0x9b5, 0x10000) [ 1933.351182][ T3637] block nbd0: NBD_DISCONNECT [ 1933.369365][ T3639] block nbd0: NBD_DISCONNECT [ 1933.738185][ T45] block nbd1: Disconnected due to user request. [ 1933.793069][ T3621] block nbd1: Device being setup by another task [ 1933.810929][ T3624] block nbd1: NBD_DISCONNECT [ 1933.815825][ T3624] block nbd1: Send disconnect failed -32 08:50:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:56 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x600}) 08:50:56 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) recvfrom$x25(r1, &(0x7f0000000000)=""/194, 0xc2, 0x40002021, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x1}}, 0x12) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000180)={'syzkaller1\x00', 0x5, 0x3}) 08:50:56 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_SET_IDENTITY_MAP_ADDR(0xffffffffffffffff, 0x4008ae48, &(0x7f0000000000)=0x100000) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x1) 08:50:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x608280) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x20000) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0xff) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x400100, 0x0) 08:50:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:50:57 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:57 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SCUDMATCHLEN(0xffffffffffffffff, 0x89e7, &(0x7f0000000000)={0x12}) 08:50:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(0xffffffffffffffff, 0x4068aea3, &(0x7f00000005c0)) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)={0x81, 0x0, 0x2}) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x1) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f00000000c0)={[{0x10001, 0x9bb8, 0x1, 0x7, 0x72, 0xf7, 0x3, 0x0, 0x1, 0x7f, 0x3, 0x3, 0x936}, {0x1, 0x7f, 0x0, 0x4, 0x6, 0x0, 0x0, 0x3, 0xff, 0xd2, 0x5, 0xd2}, {0x80, 0x7, 0xf2, 0x0, 0x1, 0x6, 0xed, 0x9e, 0x2, 0x80, 0x18, 0x4, 0x6f65a235}], 0x9}) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:57 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x700}) [ 1934.106275][ T3660] block nbd1: NBD_DISCONNECT 08:50:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x200002, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:57 executing program 5: clock_getres(0x2, &(0x7f0000000000)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3, 0x81}) 08:50:57 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xff00}) [ 1934.279839][ T3672] block nbd0: NBD_DISCONNECT 08:50:57 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) read$FUSE(r1, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000002280)={'veth1_macvtap\x00', 0x8, 0x7ff}) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) write$FUSE_DIRENT(r4, &(0x7f00000021c0)={0x90, 0x0, r2, [{0x5, 0x3, 0xa, 0x8, '/dev/fuse\x00'}, {0x1, 0x9, 0x0, 0xdda}, {0x2, 0x62, 0x1, 0x3, '\x93'}, {0x3, 0x5, 0x3, 0x101, ',*&'}]}, 0x90) write$FUSE_OPEN(0xffffffffffffffff, &(0x7f0000000040)={0x20, 0x0, 0x0, {0x0, 0xf}}, 0x20) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x81}) 08:50:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) ioctl$NBD_DO_IT(r2, 0xab03) [ 1934.318588][ T3677] block nbd1: NBD_DISCONNECT [ 1934.358074][ T3679] block nbd0: NBD_DISCONNECT [ 1934.363999][ T3682] block nbd1: NBD_DISCONNECT 08:50:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x400) ioctl$IOC_PR_RESERVE(r1, 0x401070c9, &(0x7f0000000080)={0x60000000000, 0x2}) 08:50:57 executing program 0: ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x111003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_CLOCK(r2, 0x8030ae7c, &(0x7f0000000080)) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r3, 0xab08) 08:50:57 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xff07}) 08:50:57 executing program 5: ioctl$BLKSECDISCARD(0xffffffffffffffff, 0x127d, &(0x7f0000000000)=0x4) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x402002) [ 1934.573781][ T3693] block nbd1: NBD_DISCONNECT 08:50:57 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = accept4$x25(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x12, 0x800) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000100)={0x4c, 0x5, 0x6, 0x7, 0x1}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 1934.601598][ T3693] block nbd1: NBD_DISCONNECT 08:50:57 executing program 5: clock_getres(0x2, &(0x7f0000000000)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3, 0x81}) [ 1934.674836][ T3697] block nbd0: NBD_DISCONNECT 08:50:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 08:50:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r1, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_COORD_PAN_ID={0x6}, @IEEE802154_ATTR_PAN_COORD={0x5}]}, 0x24}}, 0x0) sendmsg$IEEE802154_LIST_PHY(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x18, 0x70bd25, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x8051) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000140)=0x29) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r3, 0xab08) 08:50:57 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x1000000}) [ 1934.791408][ T3718] block nbd0: NBD_DISCONNECT 08:50:57 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) sendto$x25(r1, &(0x7f0000000080)="da3488f58af0779262390ff50175f98caf397ba3e84e228c232fec675fcfaa41", 0x20, 0x4000000, &(0x7f00000000c0), 0x12) 08:50:57 executing program 5: clock_getres(0x2, &(0x7f0000000000)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3, 0x81}) 08:50:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x68500) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1934.905728][ T3724] block nbd1: NBD_DISCONNECT 08:50:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) 08:50:58 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x2000000}) [ 1935.026633][ T3733] block nbd0: NBD_DISCONNECT 08:50:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80) ioctl$NBD_DISCONNECT(r0, 0xab08) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x20580, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2140) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x965) 08:50:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) 08:50:58 executing program 5: clock_getres(0x2, &(0x7f0000000000)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3, 0x81}) 08:50:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x501100) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r2, 0x89e7, &(0x7f0000000080)={0x74}) 08:50:58 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = socket(0x8, 0x4, 0xfffffff1) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000400)={'veth1_to_hsr\x00', 0x9, 0x8}) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x70}) 08:50:58 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x3000000}) [ 1935.227046][ T3743] block nbd1: NBD_DISCONNECT [ 1935.260543][ T3743] block nbd1: NBD_DISCONNECT [ 1935.271335][ T3747] block nbd0: NBD_DISCONNECT 08:50:58 executing program 5: clock_getres(0x2, &(0x7f0000000000)) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:50:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:58 executing program 2: ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0xfffffffffffffff8) 08:50:58 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f0000000240)={0x7, 0x0, 0x7ff, 0x1}) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000000)={'ip6_vti0\x00', 0x6, 0x800}) ioctl$PPPIOCSMRRU(0xffffffffffffffff, 0x4004743b, &(0x7f0000000200)=0x9) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x26, 0x0, 0x4}) r1 = accept4$x25(r0, &(0x7f0000000100), &(0x7f0000000180)=0x12, 0x800) sendto$x25(r1, &(0x7f00000001c0)='^B', 0x2, 0x44004, 0x0, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000280), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000340)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_GETXATTR(r2, &(0x7f0000002380)={0x18, 0x0, r3, {0x4}}, 0x18) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r5, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000300)) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, &(0x7f00000002c0)={0x7ff}) 08:50:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000000040)={0x78, 0x0, 0x0, {0xfff, 0x80, 0x0, {0x3, 0x2, 0x20, 0x9, 0x7993, 0x0, 0x6, 0xfff, 0x0, 0xc000, 0x6b, 0xee00, 0xffffffffffffffff, 0x7, 0x77}}}, 0x78) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:58 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x4000000}) [ 1935.501728][ T3760] block nbd1: NBD_DISCONNECT [ 1935.541570][ T3765] block nbd1: NBD_DISCONNECT [ 1935.577215][ T3767] block nbd0: NBD_DISCONNECT 08:50:58 executing program 5: clock_getres(0x2, &(0x7f0000000000)) 08:50:58 executing program 2: ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0xfffffffffffffff8) [ 1935.628350][ T3771] block nbd0: NBD_DISCONNECT 08:50:58 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:58 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$IMGETCOUNT(0xffffffffffffffff, 0x80044943, &(0x7f00000000c0)) socket$isdn_base(0x22, 0x3, 0x0) 08:50:58 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x5000000}) 08:50:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:58 executing program 5: clock_getres(0x0, &(0x7f0000000000)) [ 1935.809717][ T3779] block nbd1: NBD_DISCONNECT 08:50:58 executing program 2: ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0xfffffffffffffff8) [ 1935.874545][ T3785] block nbd0: NBD_DISCONNECT 08:50:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$KVM_ASSIGN_PCI_DEVICE(0xffffffffffffffff, 0x8040ae69, &(0x7f0000000040)={0x5, 0x800, 0x7, 0x0, 0x9}) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f00000000c0)={0x4, 0x1}) ioctl$KVM_SIGNAL_MSI(r1, 0x4020aea5, &(0x7f0000000080)={0x1000, 0xf000, 0x7fff, 0xffff7fff, 0x5}) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2(r2, 0x4068aea3, &(0x7f0000000100)={0xa8, 0x0, 0x2}) r3 = socket(0x1a, 0x800, 0x5) ioctl$IMGETDEVINFO(r3, 0x80044944, &(0x7f0000000180)={0xfd9}) 08:50:59 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, &(0x7f00000000c0), 0x800) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r1, &(0x7f0000000180)=""/199, 0xc7, 0x10102, &(0x7f0000000100), 0x12) r2 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x45e042) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$SIOCX25GFACILITIES(0xffffffffffffffff, 0x89e2, &(0x7f00000002c0)) ioctl$BLKROTATIONAL(r2, 0x127e, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x66, 0x3, 0xc, 0xffffffff, 0x0, 0x81}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r5, 0x0, 0x0, 0x0) accept4$x25(r5, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r4, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) 08:50:59 executing program 5: clock_getres(0x0, &(0x7f0000000000)) 08:50:59 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x6000000}) 08:50:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:59 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) [ 1936.087280][ T3796] block nbd1: NBD_DISCONNECT [ 1936.117706][ T3797] block nbd1: NBD_DISCONNECT 08:50:59 executing program 5: clock_getres(0x0, &(0x7f0000000000)) [ 1936.156486][ T3801] block nbd0: NBD_DISCONNECT 08:50:59 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x80800) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:50:59 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x7000000}) 08:50:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x9) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$SIOCX25GSUBSCRIP(0xffffffffffffffff, 0x89e0, &(0x7f0000000040)={'veth0_virt_wifi\x00', 0x7, 0x88}) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:59 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) 08:50:59 executing program 5: clock_getres(0x2, 0x0) [ 1936.370456][ T3812] block nbd1: NBD_DISCONNECT [ 1936.436482][ T3817] block nbd0: NBD_DISCONNECT 08:50:59 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x8000000}) 08:50:59 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0xb, 0x0, 0x0, 0x0, 0x0, 0x81}) 08:50:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) 08:50:59 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x5000000}) 08:50:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x70f9, 0x20}) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:59 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x101000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) [ 1936.652146][ T3831] block nbd1: NBD_DISCONNECT [ 1936.685037][ T3831] block nbd1: NBD_DISCONNECT 08:50:59 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x20000140}) 08:50:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:50:59 executing program 5: ioctl$BLKROGET(0xffffffffffffffff, 0x125e, &(0x7f00000003c0)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000180)={'syzkaller0\x00', 0x1, 0x2}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r3, &(0x7f0000000280)=""/47, 0x2f, 0x20, &(0x7f00000002c0), 0x12) socket(0x28, 0x80000, 0x4) r4 = accept4$x25(r2, 0x0, 0x0, 0x0) r5 = accept4(r0, &(0x7f0000000040)=@sco={0x1f, @none}, &(0x7f00000000c0)=0x80, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r5, 0x89e7, &(0x7f0000000000)={0x76}) syz_init_net_socket$x25(0x9, 0x5, 0x0) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r6, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r4, 0x106, 0x1, &(0x7f0000000340), &(0x7f0000000380)=0x4) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25GDTEFACILITIES(r6, 0x89ea, &(0x7f0000000300)) [ 1936.768563][ T3836] block nbd0: NBD_DISCONNECT 08:50:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x48b241) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1) ioctl$BLKSECTGET(r1, 0x1267, &(0x7f0000000100)) ioctl$PPPIOCGUNIT(0xffffffffffffffff, 0x80047456, &(0x7f0000000080)) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1936.807220][ T3838] block nbd0: NBD_DISCONNECT 08:50:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0xfffffffffffffff8) 08:51:00 executing program 0: ioctl$KVM_SIGNAL_MSI(0xffffffffffffffff, 0x4020aea5, &(0x7f0000000040)={0x5000, 0x2, 0x1, 0x5, 0x6}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:00 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x40010020}) [ 1936.960519][ T3844] block nbd3: NBD_DISCONNECT [ 1936.980274][ T3846] block nbd1: NBD_DISCONNECT 08:51:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r3, 0x80605414, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:00 executing program 3: ioctl$BLKROGET(0xffffffffffffffff, 0x125e, &(0x7f00000003c0)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000180)={'syzkaller0\x00', 0x1, 0x2}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r3, &(0x7f0000000280)=""/47, 0x2f, 0x20, &(0x7f00000002c0), 0x12) socket(0x28, 0x80000, 0x4) r4 = accept4$x25(r2, 0x0, 0x0, 0x0) r5 = accept4(r0, &(0x7f0000000040)=@sco={0x1f, @none}, &(0x7f00000000c0)=0x80, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r5, 0x89e7, &(0x7f0000000000)={0x76}) syz_init_net_socket$x25(0x9, 0x5, 0x0) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r6, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r4, 0x106, 0x1, &(0x7f0000000340), &(0x7f0000000380)=0x4) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25GDTEFACILITIES(r6, 0x89ea, &(0x7f0000000300)) 08:51:00 executing program 1: add_key$user(&(0x7f0000000040), &(0x7f0000000080)={'syz', 0x3}, &(0x7f00000000c0)="8f7be1aecf13a7c60bc068a9d7c34f02f0f312f3d86ab22a36d55ff1e111b9cb3a61615bce289ee5ca15c82574952772e263c60f2ca763eb9839beffd73b185e4ab96edfd1ca8df0320cb8144a9c650dc101ee151fe7788756df5955092677f5b23696aa060ebe37f6ecf781c84f4c829e06f212454307a59531eaca8ad946ad4704f257719e608a6ff7fe2adc5c", 0x8e, 0xfffffffffffffffd) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1937.087137][ T3852] block nbd0: NBD_DISCONNECT 08:51:00 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0xfffffffffffffff8) [ 1937.137624][ T3854] block nbd0: NBD_DISCONNECT 08:51:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x202240) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_NR_MMU_PAGES(r2, 0xae44, 0x3) 08:51:00 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xfdfdffff}) [ 1937.202894][ T3860] block nbd1: NBD_DISCONNECT [ 1937.215558][ T3860] block nbd1: NBD_DISCONNECT [ 1937.236717][ T3863] block nbd1: NBD_DISCONNECT 08:51:00 executing program 3: clock_getres(0x6, &(0x7f0000000040)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r3, 0x4068aea3, &(0x7f0000000080)) ioctl$KVM_SIGNAL_MSI(r2, 0x4020aea5, &(0x7f0000000000)={0x2000, 0xd000, 0x6, 0x9, 0x3}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:51:00 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0xfffffffffffffff8) [ 1937.325041][ T3861] block nbd5: NBD_DISCONNECT [ 1937.332013][ T3855] block nbd5: Disconnected due to user request. [ 1937.338538][ T3855] block nbd5: shutting down sockets 08:51:00 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x8200, 0x0) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(0xffffffffffffffff, 0x4068aea3, &(0x7f00000000c0)={0xcc, 0x0, 0x1}) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0xf02) ioctl$NBD_DO_IT(r0, 0xab03) 08:51:00 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xff000000}) 08:51:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r3, 0x80605414, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:00 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0xfffffffffffffff8) 08:51:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x420200) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x33455cd4) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000200), r1) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r5) sendmsg$IEEE802154_START_REQ(r5, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_COORD_PAN_ID={0x6}, @IEEE802154_ATTR_PAN_COORD={0x5}]}, 0x24}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000280)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r3, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x24, r6, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000044}, 0x8000) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1b980fddd518ce1fd61965e084af4233e2565cde13530b23c0dba103357e24674b3a9394b9399a214efb764b99f42fd4979e2785eb74a78aae33803d4bba4a42a0f1b2a1da3e45c0c804a44248dd6d6009a4a437b54218eb3f73d9150d75c88835b5db6221ed742d8117ee9f409140071642305d9207dadba576910bcebeb8f6bbb5e26cdde9ca6f3493d0800b718e", @ANYRES16=r4, @ANYBLOB="010000000000000000000d00000006000a00000000000500190000000000"], 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40}, 0x4000800) 08:51:00 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xff070000}) 08:51:00 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xff000000}) 08:51:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x0) [ 1937.758501][ T3898] block nbd0: NBD_DISCONNECT [ 1937.772248][ T3899] block nbd1: NBD_DISCONNECT [ 1937.787081][ T3892] block nbd5: NBD_DISCONNECT [ 1937.816960][ T3888] block nbd5: Disconnected due to user request. [ 1937.823375][ T3888] block nbd5: shutting down sockets [ 1937.867182][ T3899] block nbd1: NBD_DISCONNECT 08:51:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r3, 0x80605414, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x20080) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x8) 08:51:01 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xfffffdfd}) 08:51:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, &(0x7f00000000c0)=0x2) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x903) r2 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x10000) ioctl$NBD_CLEAR_QUE(r2, 0xab05) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x100000001) 08:51:01 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xff070000}) 08:51:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x0) [ 1938.083211][ T3911] block nbd0: NBD_DISCONNECT [ 1938.102519][ T3917] block nbd1: NBD_DISCONNECT [ 1938.112391][ T3911] block nbd0: NBD_DISCONNECT [ 1938.123509][ T3917] block nbd1: NBD_DISCONNECT [ 1938.185257][ T3912] block nbd5: NBD_DISCONNECT [ 1938.195085][ T3909] block nbd5: Disconnected due to user request. [ 1938.201416][ T3909] block nbd5: shutting down sockets 08:51:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x0) 08:51:01 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0xffffff7f}) 08:51:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2100) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x468441, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_INIT(0xffffffffffffffff, &(0x7f00000000c0)={0x50, 0x0, r1, {0x7, 0x22, 0xfffffff9, 0x0, 0x9, 0x6, 0x4, 0x6}}, 0x50) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002180)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(r3, &(0x7f00000041c0)={0x90, 0xfffffffffffffff5, 0x0, {0x1, 0x3, 0x8, 0x80000000, 0x9, 0x10000, {0x5, 0x7fff, 0xd5, 0xdd5, 0x5914, 0x5, 0x8, 0x1000, 0x7f, 0x6000, 0x4, r4, r2, 0x8, 0x400}}}, 0x90) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x80) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSNPMODE(r1, 0x4008744b, &(0x7f0000000040)={0xc029, 0x1}) 08:51:01 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x3}) 08:51:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r3, 0x80605414, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:01 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1938.390418][ T3934] block nbd1: NBD_DISCONNECT [ 1938.397241][ T3935] block nbd0: NBD_DISCONNECT [ 1938.424649][ T3934] block nbd1: NBD_DISCONNECT [ 1938.428459][ T3935] block nbd0: NBD_DISCONNECT 08:51:01 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0xffffffffffffffc7, 0x800) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r1, 0xc1205531, &(0x7f0000000180)={0x9, 0x3f, 0x862d, 0xff, '\x00', '\x00', '\x00', 0x3, 0x7, 0x100, 0x0, "88a4d1f1fb2eda9a3040ae5693ded295"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) [ 1938.479908][ T3934] block nbd1: NBD_DISCONNECT 08:51:01 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x4a0f01) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000080)={0x3, 0x8000, 0x9, 0x1, 0x80, 0xa, 0x1f, "f2c2e9116b530cb6fd83c212d4024a93ad3fe6d2", "88317a37c2f678fbc9fb9dc387ebcd6c5799d4b5"}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r1, 0x40505412, &(0x7f0000000000)={0x4, 0xfffffe01, 0x8, 0x0, 0x7}) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f00000000c0)={0xd12, 'syz0\x00'}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8901, &(0x7f0000000140)={0xfefefffd, 0xfffffffd, 0x7, 0x0, 0xfffd}) 08:51:01 executing program 0: ioctl$BLKPG(0xffffffffffffffff, 0x1269, &(0x7f0000000100)={0x6, 0x40000002, 0xb9, &(0x7f0000000040)="bd7f4c80e6adc46a14944581ca25e61a82d0a8c35af6412f70822eebf9adc5d56a9bfd6e3040351862e109435f31a2e69accc5a67b4af5fdcdb065ac90bce83c2e1d2c52c6ec64391621d0c0cfecae858dce1dbbdf24858cbfa80a27a0983031274f9136e300a0abcec239057b64b5fbc019853491757ab7b885d43cc8830c727c14845bf5bf85436dde4097e69a6a11e28e3b90585190046ed31e3e1ac7c84e318cbb04efe8208008dd056abd3c83254cb1c314e7cfc46be4"}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1938.549191][ T3942] block nbd5: NBD_DISCONNECT 08:51:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x12401, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r1, 0x80044944, &(0x7f0000000040)) ioctl$IMGETVERSION(r1, 0x80044942, &(0x7f00000000c0)) openat$cgroup_subtree(r0, &(0x7f0000000040), 0x2, 0x0) [ 1938.577320][ T3938] block nbd5: Disconnected due to user request. [ 1938.583770][ T3938] block nbd5: shutting down sockets 08:51:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r3, 0x80585414, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:01 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = socket(0xa, 0x5, 0x81) ioctl$IMGETCOUNT(r3, 0x80044943, &(0x7f0000000940)) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_TSS_ADDR(r2, 0xae47, 0xd000) 08:51:01 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081270) [ 1938.725323][ T3952] block nbd0: NBD_DISCONNECT [ 1938.744022][ T3953] block nbd1: NBD_DISCONNECT [ 1938.758633][ T3954] block nbd0: NBD_DISCONNECT [ 1938.800933][ T3957] block nbd1: NBD_DISCONNECT 08:51:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x8) [ 1938.896140][ T3958] block nbd5: NBD_DISCONNECT [ 1938.901422][ T3956] block nbd5: Disconnected due to user request. [ 1938.908507][ T3956] block nbd5: shutting down sockets 08:51:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x440) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) 08:51:02 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) 08:51:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081270) [ 1939.036882][ T3971] block nbd0: NBD_DISCONNECT [ 1939.058114][ T3971] block nbd0: NBD_DISCONNECT [ 1939.092206][ T3975] block nbd1: NBD_DISCONNECT 08:51:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x100000) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x182001) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0xc0100) syz_open_dev$dri(&(0x7f00000000c0), 0x196, 0x703081) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xfffffffffffffff8) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 1939.155745][ T3972] block nbd1: Disconnected due to user request. [ 1939.162071][ T3972] block nbd1: shutting down sockets 08:51:02 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:02 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x4}) [ 1939.224576][ T3981] block nbd5: NBD_DISCONNECT [ 1939.230209][ T3979] block nbd5: Disconnected due to user request. [ 1939.236657][ T3979] block nbd5: shutting down sockets [ 1939.250648][ T3975] block nbd1: NBD_DISCONNECT 08:51:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:02 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) [ 1939.325092][ T3984] block nbd1: Disconnected due to user request. [ 1939.331384][ T3984] block nbd1: shutting down sockets [ 1939.356693][ T3990] block nbd0: NBD_DISCONNECT [ 1939.380095][ T3991] block nbd0: NBD_DISCONNECT 08:51:02 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:02 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5}) 08:51:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x6) 08:51:02 executing program 0: ioctl$KVM_GET_DIRTY_LOG(0xffffffffffffffff, 0x4010ae42, &(0x7f0000000040)={0x4, 0x0, &(0x7f0000ffd000/0x1000)=nil}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1939.554145][ T3996] block nbd5: NBD_DISCONNECT [ 1939.559302][ T3992] block nbd5: Disconnected due to user request. [ 1939.565682][ T3992] block nbd5: shutting down sockets 08:51:02 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) 08:51:02 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) [ 1939.639125][ T4003] block nbd0: NBD_DISCONNECT 08:51:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:02 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x6}) [ 1939.705650][ T4006] block nbd0: NBD_DISCONNECT 08:51:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x2) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000040)=0x7f) 08:51:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(0xffffffffffffffff, 0xc4c85513, &(0x7f0000000040)={{0x2, 0x1, 0xa8b, 0x100, 'syz0\x00', 0x6}, 0x1, [0x7, 0x1, 0x7, 0x400, 0x6, 0xaf, 0x4, 0x8000, 0x2, 0x0, 0xbe, 0x400, 0x0, 0x80000000, 0x122e, 0x800000000000000, 0xe3e, 0x8, 0xfffffffffffff470, 0x7ff, 0x1000, 0x3, 0x5, 0x2, 0xa4, 0x4, 0x100000001, 0xbd, 0x20, 0x0, 0x4, 0x10000, 0xdddd, 0x7, 0x8, 0x4, 0x4, 0x6, 0x7, 0x40d, 0x9, 0x100000001, 0x2, 0x8, 0x8, 0x200, 0x5, 0xc7, 0x0, 0x0, 0x5, 0x2, 0x5, 0x20, 0x81, 0xebd8, 0x0, 0x8, 0x2, 0x2, 0x3f, 0x3, 0x5, 0xa803, 0x5, 0x5, 0x365ca3f3, 0x7, 0x5, 0x4, 0x6, 0x5, 0x0, 0x1, 0xfffffffffffffff9, 0x100000000, 0x100000000, 0x76c, 0x7, 0x7, 0x0, 0x6, 0x0, 0x80000001, 0x4000000000000, 0x1000, 0xf72, 0xffffffff, 0x7, 0x0, 0x1, 0x1, 0xe7, 0x34da, 0x5, 0xef, 0xef, 0x3, 0x3, 0x80000001, 0x6149, 0x9, 0x70b, 0x1, 0x81, 0x3, 0x80000000, 0x8242, 0x5, 0x1, 0x3, 0x0, 0x500000, 0x5, 0x3, 0x80000000, 0x4, 0x3f, 0x6, 0xb5da, 0x6, 0x54, 0x345, 0x86f, 0x8, 0x2, 0x100, 0x80000001]}) [ 1939.859808][ T4014] block nbd5: NBD_DISCONNECT 08:51:02 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) 08:51:03 executing program 3: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:03 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x7}) 08:51:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1939.976559][ T4017] block nbd0: NBD_DISCONNECT [ 1939.990776][ T4017] block nbd0: NBD_DISCONNECT [ 1939.997729][ T4018] block nbd1: NBD_DISCONNECT [ 1940.051594][ T4018] block nbd1: NBD_DISCONNECT 08:51:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x301041) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x7) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xa8440) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:03 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) [ 1940.159155][ T4029] block nbd5: NBD_DISCONNECT 08:51:03 executing program 3: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:03 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x8}) 08:51:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1940.297576][ T4037] block nbd1: NBD_DISCONNECT 08:51:03 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) 08:51:03 executing program 0: timer_create(0x5, &(0x7f00000000c0)={0x0, 0x29, 0x1}, &(0x7f0000000100)=0x0) timer_delete(r0) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x1a1000) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000140), 0x10900, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$loop(&(0x7f0000000040), 0x3, 0x270300) ioctl$BLKROTATIONAL(r2, 0x127e, &(0x7f0000000080)) 08:51:03 executing program 3: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKFRASET(r2, 0x1264, &(0x7f00000000c0)=0x7) accept4$x25(r1, 0x0, 0x0, 0x0) accept4$x25(r1, &(0x7f0000000040), &(0x7f0000000080)=0x12, 0x80000) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000100)={'caif0\x00', 0x8, 0x1000}) 08:51:03 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x300}) [ 1940.426413][ T4043] block nbd5: NBD_DISCONNECT 08:51:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:03 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) [ 1940.513542][ T4051] block nbd1: NBD_DISCONNECT 08:51:03 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0xfffffffffffffff8) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x100000000) [ 1940.585037][ T4051] block nbd1: NBD_DISCONNECT 08:51:03 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x500}) [ 1940.660184][ T4060] block nbd5: NBD_DISCONNECT 08:51:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) timer_getoverrun(0x0) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xfffffffffffffff8) ioctl$BLKBSZSET(r0, 0x40081271, &(0x7f0000000040)=0x10000) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x200000, 0x0) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x8) 08:51:03 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) [ 1940.727313][ T4064] block nbd0: NBD_DISCONNECT 08:51:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1940.772652][ T4067] block nbd0: NBD_DISCONNECT 08:51:03 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) [ 1940.848051][ T4072] block nbd1: NBD_DISCONNECT 08:51:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x4) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKPG(r1, 0x1269, &(0x7f00000000c0)={0x34b2d5ea, 0x81, 0x6e, &(0x7f0000000040)="7f68d5e502613740a11d217dbfd7d29d5e708119efa7c5450183cb80a245df02c7b8dc7ea91557973861c0193541bdfb166698f2015bff5552310f8a78611c7073c3f53493d47782d6efa44dd0da9a65b750481cc42942f152979ea5cab78253e3be5f317845c82c142d51198179"}) [ 1940.891722][ T4072] block nbd1: NBD_DISCONNECT 08:51:03 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x600}) [ 1940.938246][ T4077] block nbd5: NBD_DISCONNECT 08:51:04 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) 08:51:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0xa1700000000000) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r1, &(0x7f00000000c0), 0x2, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x574a) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x101000) 08:51:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:04 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2}) 08:51:04 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3}) [ 1941.093775][ T4086] block nbd0: NBD_DISCONNECT [ 1941.125256][ T4087] block nbd1: NBD_DISCONNECT [ 1941.136223][ T4086] block nbd0: NBD_DISCONNECT 08:51:04 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x700}) [ 1941.171785][ T4090] block nbd5: NBD_DISCONNECT [ 1941.180998][ T4092] block nbd1: NBD_DISCONNECT 08:51:04 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x202c00) ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000080)) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:04 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:51:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r0, 0x0, 0x0) sendmsg$IEEE802154_LLSEC_DEL_KEY(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, 0x0, 0x300, 0x70bd25, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x3}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc}, @IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x7}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000}, 0x4008044) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:51:04 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:51:04 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) [ 1941.412810][ T4106] block nbd5: NBD_DISCONNECT [ 1941.454519][ T4108] block nbd1: NBD_DISCONNECT 08:51:04 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:51:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x2880, 0x0) ioctl$NBD_CLEAR_QUE(r2, 0xab05) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x23) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:04 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:51:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(0xffffffffffffffff, 0x40405514, &(0x7f0000000040)={0x5, 0x3, 0x9, 0x4, '\x00', 0x6}) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000140)={0x0, 0x0, 0x0, r3}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f00000000c0)={0x100000, &(0x7f0000000080), 0x2, r3, 0x8}) [ 1941.611521][ T4117] block nbd5: NBD_DISCONNECT 08:51:04 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff07}) [ 1941.654229][ T4118] block nbd0: NBD_DISCONNECT 08:51:04 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) [ 1941.686203][ T4121] block nbd0: NBD_DISCONNECT 08:51:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20400) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f00000003c0)=[{&(0x7f00000000c0)=""/110, 0x6e}, {&(0x7f0000000140)=""/150, 0x96}, {&(0x7f0000000200)=""/85, 0x55}, {&(0x7f0000000280)=""/242, 0xf2}, {&(0x7f0000000380)=""/42, 0x2a}], 0x5, &(0x7f0000000440)=""/111, 0x6f}, 0x20) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000500)={'\x00', 0x151e8813}) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$sndctrl(&(0x7f0000000600), 0x5, 0x8000) r3 = socket(0x11, 0x80803, 0x0) r4 = accept4(r3, 0x0, 0x0, 0x0) recvmsg$can_bcm(r3, &(0x7f00000027c0)={&(0x7f0000000680)=@llc, 0x80, &(0x7f0000002780)=[{&(0x7f0000000700)=""/4096, 0x1000}, {&(0x7f0000001700)=""/4096, 0x1000}, {&(0x7f0000002700)=""/12, 0xc}, {&(0x7f0000002740)=""/7, 0x7}], 0x4}, 0x1) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r2, 0x40405514, &(0x7f0000000640)={0x7, 0x0, 0x117, 0x4, 'syz1\x00', 0xa2}) ioctl$SIOCX25SSUBSCRIP(r4, 0x89e1, &(0x7f0000002800)={'macvlan1\x00', 0x4, 0x8}) [ 1941.760906][ T4126] block nbd1: NBD_DISCONNECT 08:51:04 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:51:04 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x1000000}) 08:51:04 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3}) [ 1941.878405][ T4126] block nbd1: NBD_DISCONNECT [ 1941.887055][ T4136] block nbd0: NBD_DISCONNECT [ 1941.900245][ T4137] block nbd5: NBD_DISCONNECT [ 1941.949338][ T4136] block nbd0: NBD_DISCONNECT 08:51:05 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2}) 08:51:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:51:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x84c0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x2) 08:51:05 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x2000000}) 08:51:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x40000) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r2, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r2, 0x40045532, &(0x7f0000000080)=0x6) 08:51:05 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3}) [ 1942.150541][ T4150] block nbd5: shutting down sockets [ 1942.187487][ T4157] block nbd1: NBD_DISCONNECT 08:51:05 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2}) 08:51:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 1942.221471][ T4157] block nbd1: NBD_DISCONNECT 08:51:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x40c00) clock_gettime(0x0, &(0x7f0000000180)={0x0, 0x0}) timer_settime(0x0, 0x1, &(0x7f00000001c0)={{r2, r3+10000000}, {0x0, 0x989680}}, &(0x7f0000000200)) ioctl$BLKSECTGET(r1, 0x1267, &(0x7f0000000140)) ioctl$NBD_DISCONNECT(r0, 0xab08) r4 = syz_open_dev$sndctrl(&(0x7f0000000080), 0x5b, 0x18400) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f00000000c0)=0x3) ioctl$IOC_PR_RESERVE(r0, 0x401070c9, &(0x7f0000000040)={0x3, 0x1, 0x1}) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:05 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x3000000}) 08:51:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x22a00) ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000040)=0x1) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:05 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x3}) [ 1942.373924][ T4165] block nbd5: shutting down sockets 08:51:05 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x2}) 08:51:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 1942.450941][ T4173] block nbd0: NBD_DISCONNECT [ 1942.460118][ T4172] block nbd1: NBD_DISCONNECT [ 1942.490109][ T4172] block nbd1: NBD_DISCONNECT [ 1942.521746][ T4172] block nbd1: NBD_DISCONNECT [ 1942.527921][ T4175] block nbd0: NBD_DISCONNECT 08:51:05 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x4000000}) 08:51:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKFLSBUF(r1, 0x1261, &(0x7f0000000040)=0xffffffffffffff80) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:05 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x100000000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:05 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1942.653177][ T4181] block nbd5: shutting down sockets 08:51:05 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1942.739533][ T4188] block nbd0: NBD_DISCONNECT [ 1942.794236][ T4192] block nbd0: NBD_DISCONNECT 08:51:05 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) [ 1942.822991][ T4194] block nbd1: NBD_DISCONNECT 08:51:05 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1942.902836][ T4195] block nbd5: shutting down sockets 08:51:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80100) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x6c4001) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:06 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:06 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:06 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x6000000}) [ 1943.073258][ T4204] block nbd0: NBD_DISCONNECT 08:51:06 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:06 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$PPPIOCSCOMPRESS(0xffffffffffffffff, 0x4010744d) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x20800) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGUNIT(r1, 0x80047456, &(0x7f0000000100)) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSDEBUG(r0, 0x40047440, &(0x7f0000000040)=0x2d0) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) 08:51:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) r2 = getpid() ptrace$setopts(0x4206, r2, 0x180000, 0x0) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x2ea7) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x50000) 08:51:06 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1943.202600][ T4207] block nbd5: shutting down sockets 08:51:06 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x20400) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:06 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x7000000}) 08:51:06 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) 08:51:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20800) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x80500, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x202000) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x8) 08:51:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(0xffffffffffffffff, 0x80dc5521, &(0x7f0000000040)=""/183) 08:51:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) r2 = getpid() ptrace$setopts(0x4206, r2, 0x180000, 0x0) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x2ea7) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x50000) 08:51:06 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x8000000}) [ 1943.463097][ T4225] block nbd5: shutting down sockets 08:51:06 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) 08:51:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1943.528941][ T4232] block nbd1: NBD_DISCONNECT [ 1943.555759][ T4234] block nbd0: NBD_DISCONNECT [ 1943.568509][ T4234] block nbd0: NBD_DISCONNECT [ 1943.600426][ T4239] block nbd1: NBD_DISCONNECT 08:51:06 executing program 0: ioctl$KVM_SET_TSS_ADDR(0xffffffffffffffff, 0xae47, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x8001}) r2 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000080), 0x10000) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r2, 0x54a2) 08:51:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000240)={0x50, 0xfffffffffffffffe, 0x0, {0x7, 0x22, 0x8001, 0x100520, 0x2, 0x9, 0x52d, 0x1}}, 0x50) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(0xffffffffffffffff, 0xc1205531, &(0x7f0000000040)={0x1, 0x200, 0x1, 0x800, '\x00', '\x00', '\x00', 0x2, 0x7fc0000, 0x1d91, 0xfffffe00, "7b47c26a9336fb2cb7e90e8e6c1d2241"}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f00000002c0)=0x5) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x200) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, &(0x7f00000001c0)) 08:51:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:51:06 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x20000140}) 08:51:06 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) [ 1943.756695][ T4245] block nbd5: NBD_DISCONNECT [ 1943.761873][ T4244] block nbd5: Disconnected due to user request. [ 1943.768330][ T4244] block nbd5: shutting down sockets [ 1943.797809][ T4249] block nbd0: NBD_DISCONNECT 08:51:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1943.835846][ T4252] block nbd0: NBD_DISCONNECT [ 1943.870622][ T4255] block nbd1: NBD_DISCONNECT [ 1943.891693][ T4247] block nbd2: shutting down sockets [ 1943.931382][ T4255] block nbd1: NBD_DISCONNECT 08:51:07 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x40010020}) 08:51:07 executing program 3: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) 08:51:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xc0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$PPPIOCSMAXCID(0xffffffffffffffff, 0x40047451, &(0x7f0000000080)=0x1) ioctl$IOC_PR_RESERVE(r0, 0x401070c9, &(0x7f0000000040)={0x7b5, 0x5e, 0x1}) 08:51:07 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) [ 1944.008992][ T4261] block nbd5: NBD_DISCONNECT 08:51:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000080)={0xc0, 0x0, 0x0, [{0x1, 0xfffffffffffffffd, 0x0, 0xba}, {0x1, 0x47, 0xa, 0x2, '/dev/nbd#\x00'}, {0x4, 0x2, 0xa, 0x7, '/dev/nbd#\x00'}, {0x200000000003, 0xec, 0x5, 0x2, '-.{{#'}, {0x1, 0x3, 0xa, 0x80000001, '/dev/nbd#\x00'}]}, 0xc0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x8000000000004) syz_open_dev$loop(&(0x7f0000000140), 0x9, 0x480543) 08:51:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:07 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xfdfdffff}) 08:51:07 executing program 3: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) 08:51:07 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) [ 1944.241184][ T4274] block nbd1: NBD_DISCONNECT 08:51:07 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff000000}) 08:51:07 executing program 0: ioctl$KVM_ASSIGN_PCI_DEVICE(0xffffffffffffffff, 0x8040ae69, &(0x7f0000000040)={0x1, 0x0, 0x1, 0x0, 0x401}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1944.279322][ T4274] block nbd1: NBD_DISCONNECT [ 1944.300865][ T4277] block nbd5: NBD_DISCONNECT 08:51:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4c180) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$PPPIOCSMRU1(r1, 0x40047452, &(0x7f0000000080)=0xf53d) 08:51:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:07 executing program 3: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) 08:51:07 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) [ 1944.438532][ T4289] block nbd0: NBD_DISCONNECT [ 1944.462983][ T4291] block nbd0: NBD_DISCONNECT 08:51:07 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff070000}) [ 1944.527026][ T4294] block nbd1: NBD_DISCONNECT [ 1944.548760][ T4295] block nbd5: NBD_DISCONNECT 08:51:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(0xffffffffffffffff, 0x80dc5521, &(0x7f00000000c0)=""/46) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x5, 0x90100) ioctl$BLKIOOPT(r1, 0x1279, &(0x7f0000000080)) [ 1944.579990][ T4294] block nbd1: NBD_DISCONNECT 08:51:07 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) 08:51:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:07 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) 08:51:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) write$apparmor_current(0xffffffffffffffff, &(0x7f0000000040)=@profile={'changeprofile ', '/dev/nbd#\x00'}, 0x18) 08:51:07 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xfffffdfd}) [ 1944.736083][ T4305] block nbd0: NBD_DISCONNECT [ 1944.774623][ T4310] block nbd0: NBD_DISCONNECT [ 1944.807573][ T4311] block nbd5: NBD_DISCONNECT 08:51:07 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) [ 1944.830692][ T4313] block nbd1: NBD_DISCONNECT [ 1944.862584][ T4313] block nbd1: NBD_DISCONNECT 08:51:07 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) 08:51:07 executing program 0: ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 08:51:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:08 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa801) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:08 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xffffff7f}) 08:51:08 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x5000000}) [ 1945.066099][ T4325] block nbd5: NBD_DISCONNECT [ 1945.081819][ T4326] block nbd1: NBD_DISCONNECT [ 1945.103413][ T4328] block nbd1: NBD_DISCONNECT 08:51:08 executing program 2: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) [ 1945.115198][ T4327] block nbd0: NBD_DISCONNECT [ 1945.135197][ T4327] block nbd0: NBD_DISCONNECT 08:51:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$BLKRESETZONE(0xffffffffffffffff, 0x40101283, &(0x7f0000000040)={0x7f, 0x8001}) ioctl$NBD_DISCONNECT(r0, 0xab08) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x80, 0x0) 08:51:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x1) 08:51:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:08 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:08 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) [ 1945.306645][ T4336] block nbd5: NBD_DISCONNECT 08:51:08 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) [ 1945.368126][ T4339] block nbd1: NBD_DISCONNECT [ 1945.385509][ T4341] block nbd0: NBD_DISCONNECT [ 1945.410675][ T4341] block nbd0: NBD_DISCONNECT 08:51:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1945.444261][ T4345] block nbd1: NBD_DISCONNECT 08:51:08 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x2}) 08:51:08 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000040), 0x3, 0x252800) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r0, 0x40045532, &(0x7f0000000100)=0x2) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000000c0)={0x10000, 0xb000}) r2 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x503400) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r3, 0xab08) 08:51:08 executing program 1: ioctl$BLKFRASET(0xffffffffffffffff, 0x1264, &(0x7f0000000080)=0x6) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x4) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKRESETZONE(r1, 0x40101283, &(0x7f0000000040)={0x6, 0x200000}) 08:51:08 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) 08:51:08 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) [ 1945.613436][ T4351] block nbd5: NBD_DISCONNECT [ 1945.640599][ T4356] block nbd0: NBD_DISCONNECT 08:51:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1945.677619][ T4358] block nbd1: NBD_DISCONNECT 08:51:08 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x3}) [ 1945.723326][ T4362] block nbd1: NBD_DISCONNECT 08:51:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x400000005) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000040)={0x9, 0x8}) r2 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r2, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r2, 0x54a2) 08:51:08 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0xff00}) 08:51:08 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) [ 1945.842170][ T4366] block nbd5: NBD_DISCONNECT 08:51:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={'caif0\x00', 0x0, 0x8}) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1945.930872][ T4370] block nbd0: NBD_DISCONNECT 08:51:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:09 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x4}) [ 1945.991119][ T4370] block nbd0: NBD_DISCONNECT [ 1946.017482][ T4370] block nbd0: NBD_DISCONNECT [ 1946.026649][ T4375] block nbd1: NBD_DISCONNECT [ 1946.064310][ T4378] block nbd1: NBD_DISCONNECT 08:51:09 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:51:09 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:51:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x6401) ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, &(0x7f0000000040)={0x9}) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r4, 0xae44, 0x3e0d80000000000) r5 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000140)={0x0, 0x0, 0x0, r5}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000100)={0x1000, &(0x7f00000000c0), 0x2, r5, 0x1}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKRESETZONE(r0, 0x40101283, &(0x7f0000000080)={0x8, 0x80000000002}) 08:51:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) [ 1946.183135][ T4381] block nbd5: NBD_DISCONNECT 08:51:09 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x5}) 08:51:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1946.326083][ T4391] block nbd1: NBD_DISCONNECT 08:51:09 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:51:09 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) [ 1946.367150][ T4397] block nbd1: NBD_DISCONNECT [ 1946.373606][ T4389] block nbd0: NBD_DISCONNECT [ 1946.433901][ T4399] block nbd5: NBD_DISCONNECT 08:51:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x400) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x7b75) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:09 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x6}) 08:51:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1946.544304][ T4409] block nbd0: NBD_DISCONNECT 08:51:09 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:51:09 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) [ 1946.619095][ T4416] block nbd1: NBD_DISCONNECT 08:51:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x2a4c02) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1946.723217][ T4423] block nbd5: NBD_DISCONNECT 08:51:09 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x7}) 08:51:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x191502) ioctl$NBD_DISCONNECT(r0, 0xab08) write$apparmor_exec(0xffffffffffffffff, &(0x7f0000000000)={'stack ', '8]\x00'}, 0x9) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_QUE(r2, 0xab05) read$FUSE(r1, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000080)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_DIRENTPLUS(r1, &(0x7f0000002200)=ANY=[@ANYBLOB="a800000000000000450feb310a41db45b2144d85ab0a391133abfdd94826ad71d74f5ba7dc465755ced6bf099ad982812df9c18b54149fa378bff4628c84ffaa551124cf86c6d0c5f47565d749093d551d4f03219252789c048aa920f3b6a3fe601af477cbc4", @ANYRES64=0x0, @ANYBLOB="02000000000000000200000000000000ffffff7f00000000090000000000000009000000ffff000003000000000000000000000001000000010400000000000006000000000000000000000000000000090000000000000000080000080000000200000000c00000b6000000", @ANYRES32, @ANYRES32=r3, @ANYBLOB="0800000001000100000000000400000000000000ff0f0000000000000000000001000000"], 0xa8) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket$inet6_udp(0xa, 0x2, 0x0) 08:51:09 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:09 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff00}) 08:51:10 executing program 0: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r0, 0x4068aea3, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:51:10 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x8}) [ 1946.993444][ T4438] block nbd5: NBD_DISCONNECT 08:51:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x10000) ioctl$BLKFLSBUF(r0, 0x1261, &(0x7f0000000100)=0x5) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_QUE(r3, 0xab05) ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000040)=0xffffffffc84d13ed) ioctl$BLKBSZSET(r3, 0x40081271, &(0x7f0000000080)=0xfffffffffffffffa) 08:51:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:10 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:51:10 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff00}) [ 1947.113473][ T4443] block nbd0: NBD_DISCONNECT [ 1947.167939][ T4448] block nbd1: NBD_DISCONNECT 08:51:10 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x300}) [ 1947.212574][ T4448] block nbd1: NBD_DISCONNECT 08:51:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x4961c2) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = syz_open_dev$loop(&(0x7f0000000080), 0x7, 0x40000) ioctl$BLKFLSBUF(r3, 0x1261, &(0x7f00000000c0)=0xed) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000180)={0xc029, 0x1}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$IOC_PR_RESERVE(r4, 0x401070c9, &(0x7f0000000000)={0x6, 0xfffffff9}) r5 = openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$apparmor_current(r5, &(0x7f0000000200)=ANY=[@ANYBLOB="737461636b202fbd53faabf0afe776bb7b4dfa3c070c0c335037486465762f6c6f6f702300b9a1d445348cff0b836910874f53f0e9a7b7f52d67ad6407e3eeccd38cbe03395bfe90f0084c149e921e0812ada1dc4bbb951f9169d0791887ee6f6ec5432d97f6da"], 0x11) 08:51:10 executing program 1: socket$can_bcm(0x1d, 0x2, 0x2) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1947.283443][ T4450] block nbd5: shutting down sockets 08:51:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:10 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff00}) 08:51:10 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 1947.440393][ T4465] block nbd1: NBD_DISCONNECT 08:51:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1947.485836][ T4465] block nbd1: NBD_DISCONNECT 08:51:10 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x500}) [ 1947.512952][ T4462] block nbd5: shutting down sockets 08:51:10 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 08:51:10 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_PPC_GET_SMMU_INFO(0xffffffffffffffff, 0x8250aea6, &(0x7f0000000040)=""/96) 08:51:10 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0xff00}) 08:51:10 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x600}) [ 1947.713636][ T4475] block nbd5: shutting down sockets [ 1947.751053][ T4480] block nbd1: NBD_DISCONNECT [ 1947.803556][ T4480] block nbd1: NBD_DISCONNECT [ 1948.190896][ T45] block nbd0: Receive control failed (result -32) [ 1948.232148][ T4470] block nbd0: Device being setup by another task [ 1948.251652][ T4455] block nbd0: shutting down sockets 08:51:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:11 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x500}) 08:51:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:11 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x700}) 08:51:11 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$KVM_SIGNAL_MSI(0xffffffffffffffff, 0x4020aea5, &(0x7f0000000040)={0x6000, 0x6000, 0x89, 0x2, 0x200}) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1948.377463][ T4498] block nbd1: NBD_DISCONNECT [ 1948.417049][ T4503] block nbd1: NBD_DISCONNECT [ 1948.442398][ T4501] block nbd3: NBD_DISCONNECT 08:51:11 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x6401) ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, &(0x7f0000000040)={0x9}) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r4, 0xae44, 0x3e0d80000000000) r5 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000140)={0x0, 0x0, 0x0, r5}) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000100)={0x1000, &(0x7f00000000c0), 0x2, r5, 0x1}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKRESETZONE(r0, 0x40101283, &(0x7f0000000080)={0x8, 0x80000000002}) 08:51:11 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1948.485264][ T4505] block nbd0: NBD_DISCONNECT 08:51:11 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0xff00}) 08:51:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x200201) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_QUE(r1, 0xab05) ioctl$NBD_DISCONNECT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x101000) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x0) 08:51:11 executing program 0: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r0, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r0, 0x80605414, &(0x7f0000000040)) write$FUSE_STATFS(0xffffffffffffffff, &(0x7f0000000140)={0x60, 0x0, 0x0, {{0x0, 0x3, 0x3, 0x5, 0x100, 0x3ff, 0x5, 0x8001}}}, 0x60) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x1000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r2, 0x80045400, &(0x7f0000000100)) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 1948.649258][ T4508] block nbd5: NBD_DISCONNECT 08:51:11 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) 08:51:11 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, 0x0) [ 1948.771230][ T4512] block nbd3: NBD_DISCONNECT 08:51:11 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0xff07}) 08:51:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DISCONNECT(r0, 0xab08) r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r4, 0x80585414, 0x0) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r4, 0x54a3) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r4, 0x40505412, &(0x7f0000000040)={0x0, 0xffffff7f, 0x8, 0x0, 0x5}) [ 1948.825422][ T4523] block nbd0: NBD_DISCONNECT [ 1948.886273][ T4527] block nbd0: NBD_DISCONNECT 08:51:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x80000001) 08:51:12 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x8}) [ 1948.990893][ T4534] block nbd1: NBD_DISCONNECT 08:51:12 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x7}) 08:51:12 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x2) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000040)=0x7f) 08:51:12 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x1000000}) [ 1949.127294][ T4540] block nbd0: NBD_DISCONNECT [ 1949.132023][ T4538] block nbd1: Device being setup by another task [ 1949.133445][ T4534] block nbd1: NBD_DISCONNECT 08:51:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x12401, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r1, 0x80044944, &(0x7f0000000040)) ioctl$IMGETVERSION(r1, 0x80044942, &(0x7f00000000c0)) openat$cgroup_subtree(r0, &(0x7f0000000040), 0x2, 0x0) [ 1949.189413][ T4544] block nbd0: NBD_DISCONNECT 08:51:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) [ 1949.242398][ T4547] block nbd5: NBD_DISCONNECT 08:51:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) 08:51:12 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x2000000}) 08:51:12 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r1, 0xc1205531, &(0x7f0000000140)={0xfffffffe, 0x200, 0x5, 0x7, '\x00', '\x00', '\x00', 0x1, 0x80000000, 0x6, 0x6, "45346d7bf6b93ba014a0d1f6888afaf4"}) syz_open_dev$sndctrl(&(0x7f0000000800), 0x0, 0x40002) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r0, 0xc4c85513, &(0x7f00000002c0)={{0x3, 0x4, 0x62d32f15, 0x5, 'syz0\x00', 0x8000}, 0x0, [0x9, 0x2, 0x8000, 0x9, 0x8ca5, 0x0, 0x9, 0x8, 0x8001, 0x7, 0x3dfe, 0x401, 0x9, 0x10000, 0x7fffffff, 0xffffffffffff2ff6, 0x9, 0x2, 0x3f, 0x8000, 0x0, 0x4, 0x3, 0x2, 0xfffffffffffffff8, 0x3ff, 0x58, 0xff, 0x80000000, 0x80, 0x1, 0x2, 0x10000, 0x4, 0x3, 0x400000000000000, 0x6, 0xe5, 0x81, 0x2, 0x0, 0x6e672785, 0x1, 0x373b, 0x8, 0x9, 0xd2, 0x81, 0x1, 0x8, 0x3098, 0x3ff, 0x100, 0xdaf, 0x6, 0x2, 0xffffffff7fffffff, 0x3, 0x4, 0x4, 0x40, 0x0, 0x81, 0x3, 0x80000001, 0x3f, 0x4fbeb328, 0x9, 0x7, 0x5, 0x100, 0x8a, 0xdce8, 0x3, 0x1, 0xffffffffffffff0d, 0x100000000, 0x5, 0x0, 0x5, 0x0, 0xff, 0x4, 0x4, 0x6, 0x1, 0x8000, 0xffffffff, 0x80000001, 0x400, 0x14c6a0ac, 0xfff, 0x2, 0x1000000, 0x0, 0x9, 0x5, 0x8, 0x0, 0x4, 0x6, 0x6ad3, 0xfffffffffffffffe, 0x80, 0x5, 0xff, 0x996, 0x2, 0x1, 0x2, 0x4, 0x2, 0x8, 0x0, 0x6, 0x7fff, 0x9, 0xbdc, 0x5, 0x5, 0x101, 0x9, 0x2, 0x10001, 0x1, 0x4, 0x6, 0x3]}) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f0000000100)) ioctl$BLKRESETZONE(r2, 0x40101283, &(0x7f00000007c0)={0x8001, 0x4b8c24d0000}) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$FUSE_STATFS(r3, &(0x7f0000000080)={0x60, 0xfffffffffffffff5, 0x0, {{0xcde, 0x100000000, 0xb0d, 0x1, 0x7, 0x2, 0x2, 0xffffffff}}}, 0x60) r4 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r4, 0xab08) [ 1949.343465][ T4554] block nbd2: NBD_DISCONNECT 08:51:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) [ 1949.490944][ T4560] block nbd0: NBD_DISCONNECT [ 1949.799404][ T45] block nbd1: Disconnected due to user request. [ 1949.808905][ T4534] block nbd1: NBD_DISCONNECT [ 1949.813657][ T4534] block nbd1: Send disconnect failed -32 [ 1949.882298][ T4566] block nbd1: Device being setup by another task [ 1949.932406][ T4538] block nbd1: NBD_DISCONNECT [ 1949.937075][ T4538] block nbd1: Send disconnect failed -32 08:51:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x12d780) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$BLKROGET(r1, 0x125e, &(0x7f0000000100)) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r3, 0x89ea, &(0x7f00000000c0)) ioctl$NBD_DO_IT(r2, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x101000, 0x0) ioctl$NBD_SET_BLKSIZE(r5, 0xab01, 0x103ff) ioctl$NBD_DISCONNECT(r5, 0xab08) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x3ff) 08:51:13 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x3000000}) 08:51:13 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r0, 0xc0045520, &(0x7f0000000040)=0x1) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x100, 0x2, 0x0, 0x0, 0x20, 0x13, 0x1d, "a05c9c4ab7e53e26e2b30729378acee084ff43af", "57eb887d2f7710a114dcfd446a2b64845b24fced"}) 08:51:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) 08:51:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) 08:51:13 executing program 0: ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(0xffffffffffffffff, 0x40405514, &(0x7f0000000040)={0x1, 0x2, 0x80000001, 0x0, 'syz0\x00', 0x4}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000100), 0x4) [ 1950.102892][ T4578] block nbd0: NBD_DISCONNECT 08:51:13 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041285) 08:51:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DISCONNECT(r0, 0xab08) r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r4, 0x80585414, 0x0) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r4, 0x54a3) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r4, 0x40505412, &(0x7f0000000040)={0x0, 0xffffff7f, 0x8, 0x0, 0x5}) [ 1950.144197][ T4581] block nbd1: NBD_DISCONNECT [ 1950.150687][ T4582] block nbd0: NBD_DISCONNECT 08:51:13 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x4000000}) 08:51:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) 08:51:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_CLEAR_QUE(r0, 0xab05) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x200) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x800, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$IMGETVERSION(0xffffffffffffffff, 0x80044942, &(0x7f0000000080)) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x9) clock_getres(0x4, &(0x7f0000000040)) [ 1950.244516][ T4581] block nbd1: NBD_DISCONNECT 08:51:13 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 1950.359467][ T4593] block nbd5: NBD_DISCONNECT 08:51:13 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041284) 08:51:13 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x5000000}) 08:51:13 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041285) [ 1950.474227][ T4593] block nbd5: NBD_DISCONNECT 08:51:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x480e00) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1950.506255][ T4593] block nbd5: server does not support multiple connections per device. 08:51:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x0) [ 1950.552356][ T4593] block nbd5: server does not support multiple connections per device. 08:51:13 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041284) [ 1950.612182][ T4586] block nbd5: Disconnected due to user request. [ 1950.618534][ T4586] block nbd5: shutting down sockets 08:51:13 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041285) 08:51:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x12d780) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$BLKROGET(r1, 0x125e, &(0x7f0000000100)) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r3, 0x89ea, &(0x7f00000000c0)) ioctl$NBD_DO_IT(r2, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x101000, 0x0) ioctl$NBD_SET_BLKSIZE(r5, 0xab01, 0x103ff) ioctl$NBD_DISCONNECT(r5, 0xab08) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x3ff) [ 1950.718623][ T4612] block nbd1: NBD_DISCONNECT 08:51:13 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x6000000}) 08:51:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x44c40) ioctl$BLKROGET(r0, 0x125e, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$PPPIOCSMRRU(0xffffffffffffffff, 0x4004743b, &(0x7f00000000c0)=0x2) ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f0000000080)={0xe7, 0x0, 0x7ff, 0x104}) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1950.745438][ T4612] block nbd1: NBD_DISCONNECT 08:51:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKSECDISCARD(r2, 0x127d, &(0x7f0000000080)=0x101) [ 1950.836194][ T4618] block nbd5: NBD_DISCONNECT 08:51:13 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041284) 08:51:14 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x7000000}) 08:51:14 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) [ 1950.965914][ T4624] block nbd0: NBD_DISCONNECT [ 1950.984035][ T4626] block nbd1: NBD_DISCONNECT [ 1951.023489][ T4626] block nbd1: NBD_DISCONNECT 08:51:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DISCONNECT(r0, 0xab08) r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r4, 0x80585414, 0x0) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r4, 0x54a3) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r4, 0x40505412, &(0x7f0000000040)={0x0, 0xffffff7f, 0x8, 0x0, 0x5}) 08:51:14 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) 08:51:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0xc2, 0xf45}]}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000140)={0x4000, &(0x7f0000000100), 0x2, 0xffffffffffffffff, 0x1}) 08:51:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKFRASET(r1, 0x1264, &(0x7f0000000140)=0x22) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_REINJECT_CONTROL(r2, 0xae71, &(0x7f00000000c0)={0x4}) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f0000000040)={[{0x5, 0x5, 0x3, 0x9, 0x1, 0x0, 0x5, 0xfd, 0x4, 0x7, 0xf9, 0x2, 0x2}, {0x2, 0x101, 0x1, 0x7, 0x2, 0xb6, 0x7a, 0xff, 0x0, 0xa5, 0xff, 0x1}, {0x1, 0x40, 0x9, 0x40, 0x81, 0x2d, 0x9, 0xdf, 0x4, 0x2, 0x6, 0x7, 0x99}], 0xf9b}) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f0000000100)) 08:51:14 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x8000000}) [ 1951.228306][ T4636] block nbd5: NBD_DISCONNECT 08:51:14 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) 08:51:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CAP_EXIT_HYPERCALL(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x410502, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x7) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1951.313538][ T4642] block nbd0: NBD_DISCONNECT [ 1951.317500][ T4642] block nbd0: NBD_DISCONNECT [ 1951.334201][ T4636] block nbd5: NBD_DISCONNECT [ 1951.352324][ T4636] block nbd5: server does not support multiple connections per device. 08:51:14 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) [ 1951.369222][ T4636] block nbd5: server does not support multiple connections per device. 08:51:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1951.422969][ T4634] block nbd5: Disconnected due to user request. [ 1951.429287][ T4634] block nbd5: shutting down sockets [ 1951.455039][ T4651] block nbd1: NBD_DISCONNECT 08:51:14 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) 08:51:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKFRASET(r1, 0x1264, &(0x7f0000000140)=0x22) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_REINJECT_CONTROL(r2, 0xae71, &(0x7f00000000c0)={0x4}) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f0000000040)={[{0x5, 0x5, 0x3, 0x9, 0x1, 0x0, 0x5, 0xfd, 0x4, 0x7, 0xf9, 0x2, 0x2}, {0x2, 0x101, 0x1, 0x7, 0x2, 0xb6, 0x7a, 0xff, 0x0, 0xa5, 0xff, 0x1}, {0x1, 0x40, 0x9, 0x40, 0x81, 0x2d, 0x9, 0xdf, 0x4, 0x2, 0x6, 0x7, 0x99}], 0xf9b}) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f0000000100)) [ 1951.486357][ T4653] block nbd1: NBD_DISCONNECT 08:51:14 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x20000140}) 08:51:14 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) 08:51:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:14 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041285) [ 1951.620024][ T4660] block nbd0: NBD_DISCONNECT [ 1951.636381][ T4662] block nbd5: NBD_DISCONNECT [ 1951.650519][ T4666] block nbd0: NBD_DISCONNECT 08:51:14 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKPG(0xffffffffffffffff, 0x1269, &(0x7f0000000140)={0x5, 0x8, 0xd3, &(0x7f0000000040)="1350feef724ed896ccbb28894b65b13adbe10b2c97493e4fe7edb2214f1949a7b3c7d8c558e971b7313a9af2c1cd0da06e73e51d5d99697d10d8a14492e93e8474d6fd933c5dd3eafd2907548ece762682a9c51733a1670035f8739d6d151ae82ccecfbaef1f3ef18d6cd8024fce32601703102637576a1daa5970ce1358f7a04ff1548d2746c818807420b9c6206ae719b9d7df9b2e74e91bfdf0f03e5ee564d27b8af1ef69e6e6a88c8a9463923e34740c8f8cd23d1b2799628284097a6f80def7603d9d768d69996a01a071d08572327df5"}) openat$nullb(0xffffffffffffff9c, &(0x7f0000000180), 0x30800, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0), 0x0, 0x200000) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKPG(r1, 0x1269, &(0x7f0000000240)={0x6, 0x1, 0x8, &(0x7f0000000200)="6cdbc5e4cf2f9442"}) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1951.703801][ T4667] block nbd1: NBD_DISCONNECT 08:51:14 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0x40010020}) 08:51:14 executing program 1: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRU1(r0, 0x40047452, &(0x7f0000000100)=0x70c5) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x80840, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x650003) ioctl$NBD_DISCONNECT(r2, 0xab08) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKROGET(r3, 0x125e, &(0x7f0000000040)) 08:51:14 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041284) 08:51:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0xc2, 0xf45}]}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000140)={0x4000, &(0x7f0000000100), 0x2, 0xffffffffffffffff, 0x1}) 08:51:14 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041285) 08:51:15 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000040)={0x28, 0x3, 0xc, 0x7, 0x8, 0x40}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKROTATIONAL(r1, 0x127e, &(0x7f0000000080)) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKGETSIZE64(r2, 0x80081272, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:15 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) 08:51:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0xc2, 0xf45}]}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000140)={0x4000, &(0x7f0000000100), 0x2, 0xffffffffffffffff, 0x1}) 08:51:15 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041284) [ 1952.084555][ T4688] block nbd0: NBD_DISCONNECT 08:51:15 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041285) [ 1952.120075][ T4691] block nbd1: NBD_DISCONNECT [ 1952.123400][ T4690] block nbd0: NBD_DISCONNECT 08:51:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0xc2, 0xf45}]}) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000140)={0x4000, &(0x7f0000000100), 0x2, 0xffffffffffffffff, 0x1}) 08:51:15 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) ioctl$KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000000)) 08:51:15 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f00000000c0)={0x23}) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000080)={0x402f, 0x3}) clock_getres(0x4, &(0x7f0000000040)) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7) 08:51:15 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0xff000000}) 08:51:15 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x80041284) 08:51:15 executing program 3: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000040)={0x28, 0x3, 0xc, 0x7, 0x8, 0x40}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:15 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0xff070000}) 08:51:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0xc2, 0xf45}]}) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$BLKFRASET(r0, 0x1264, &(0x7f0000000040)=0x2) 08:51:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DISCONNECT(r0, 0xab08) r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r4, 0x80585414, 0x0) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r4, 0x54a3) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r4, 0x40505412, &(0x7f0000000040)={0x0, 0xffffff7f, 0x8, 0x0, 0x5}) [ 1952.549035][ T4720] block nbd3: NBD_DISCONNECT 08:51:15 executing program 0: timer_delete(0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x6) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:51:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) [ 1952.623200][ T4727] block nbd1: NBD_DISCONNECT 08:51:15 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0xfffffdfd}) [ 1952.660582][ T4727] block nbd1: NBD_DISCONNECT 08:51:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0xc2, 0xf45}]}) [ 1952.691730][ T4728] block nbd2: NBD_DISCONNECT [ 1952.742760][ T4732] block nbd0: NBD_DISCONNECT 08:51:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x589800) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1952.803898][ T4728] block nbd2: NBD_DISCONNECT 08:51:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) [ 1952.829426][ T4728] block nbd2: server does not support multiple connections per device. 08:51:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x58001) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x8000) 08:51:15 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x0, 0x0, 0xffffff7f}) 08:51:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) [ 1952.890233][ T4739] block nbd2: server does not support multiple connections per device. [ 1952.953219][ T4726] block nbd2: Disconnected due to user request. [ 1952.959535][ T4726] block nbd2: shutting down sockets 08:51:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x7fff, 0x14a00) ioctl$BLKROGET(r1, 0x125e, &(0x7f0000000080)) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) [ 1953.089571][ T4750] block nbd0: NBD_DISCONNECT 08:51:16 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000000)={'syzkaller0\x00', 0x101}) 08:51:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) [ 1953.125769][ T4750] block nbd0: NBD_DISCONNECT [ 1953.171232][ T4754] block nbd1: NBD_DISCONNECT 08:51:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) 08:51:16 executing program 0: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x2, 0x2}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_DIRTY_LOG(r1, 0x4010ae42, &(0x7f00000000c0)={0x10201, 0x0, &(0x7f0000ffa000/0x3000)=nil}) ioctl$BLKSECDISCARD(0xffffffffffffffff, 0x127d, &(0x7f0000000080)=0x9d) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) 08:51:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r1 = openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="65786563b720275465762f6e006423"], 0xf) 08:51:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:51:16 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000000)={0x56, 0x0, 0x9}) 08:51:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x603) [ 1953.448832][ T4770] block nbd1: NBD_DISCONNECT 08:51:16 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f0000000000)={0x5, 'syz0\x00'}) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000040)) 08:51:16 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cc) [ 1953.493080][ T4770] block nbd1: NBD_DISCONNECT [ 1953.518832][ T4769] block nbd0: NBD_DISCONNECT 08:51:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:51:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r1 = openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="65786563b720275465762f6e006423"], 0xf) 08:51:16 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x30000) getitimer(0x2, &(0x7f0000000180)) [ 1953.669142][ T4769] block nbd0: NBD_DISCONNECT 08:51:16 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cc) [ 1953.739654][ T4797] block nbd1: NBD_DISCONNECT 08:51:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:16 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000000)={'batadv_slave_0\x00', 0x2, 0xf}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:51:16 executing program 5: getitimer(0x2, &(0x7f0000000180)) 08:51:16 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000000)={0x56, 0x0, 0x9}) 08:51:16 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cc) 08:51:16 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cb) [ 1953.942042][ T4806] block nbd0: NBD_DISCONNECT 08:51:17 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0xffffffff, 0x4, 0x0, 0x0, 0xfffffffc}) 08:51:17 executing program 0: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_SET_TSS_ADDR(r1, 0xae47, 0x0) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_X2APIC_API(r1, 0x4068aea3, &(0x7f00000000c0)={0x81, 0x0, 0x1}) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$KVM_ASSIGN_PCI_DEVICE(r2, 0x8040ae69, &(0x7f00000001c0)={0x200000, 0x1f, 0x2, 0x7, 0x8}) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_PPC_ALLOCATE_HTAB(r4, 0xc004aea7, &(0x7f0000000140)=0x8000) ioctl$KVM_GET_PIT(r0, 0xc048ae65, &(0x7f0000000040)) r5 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x628040) ioctl$NBD_DISCONNECT(r5, 0xab08) 08:51:17 executing program 5: getitimer(0x0, &(0x7f0000000180)) 08:51:17 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cb) 08:51:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:51:17 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) 08:51:17 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = accept4$x25(r0, 0x0, &(0x7f0000001180), 0x80000) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f00000011c0)={0xf, "5ff4de9764b0026db84f72c9bb0fc4712289d108b240ecbaa68c6c223ea47370d976ff60a7379d96619f14fb633a3f10c68b7bd6189320cf2a9bc61b8335ca6e54da483ac99ad25e87132f61c7e595a247737142874d86da715bb8417b6994c7600d4928fb909df8e96b75535026ef9a80fb9519010552a8a593af82d2eb8d8e"}) 08:51:17 executing program 5: getitimer(0x0, &(0x7f0000000180)) 08:51:17 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cb) 08:51:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x500c2) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x48a0c1) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x80000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x400000, 0x0) ioctl$IOC_PR_RESERVE(r3, 0x401070c9, &(0x7f0000000100)={0x800, 0x5, 0x1}) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:17 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) 08:51:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:51:17 executing program 5: getitimer(0x0, &(0x7f0000000180)) 08:51:17 executing program 4: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) socket(0x0, 0x80d, 0x0) write$FUSE_OPEN(r0, &(0x7f0000000040)={0x20, 0x0, 0x0, {0x0, 0x15}}, 0x20) ioctl$KVM_ASSIGN_SET_MSIX_NR(0xffffffffffffffff, 0x4008ae73, &(0x7f0000000080)={0x1ff, 0x80}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x1}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r2, 0x80605414, &(0x7f0000000180)) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r3, 0x89e3, &(0x7f0000000000)={0x2a, 0x12a, 0x6, 0xc, 0x7f, 0x81}) 08:51:17 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) 08:51:17 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:51:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:51:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8000) ioctl$NBD_DISCONNECT(r0, 0xab08) 08:51:17 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) sendto$x25(r1, &(0x7f0000000040)="2a3e7cacac66ba2325d6c3fbde84c14a2287ee861a8ce77c2d009e24a47b4de8f21fc100867fbbcc4a62b36f60f1e184ccaac36887c0fd3a6177d80b5fd3cb0e507c391b7de7a7ebe43434d86137b141951e9f2e9f98efd6745f41bd0f90ab5d6da60eea295852bd264c6025193d49d10d1c", 0x72, 0x40, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000000)) 08:51:17 executing program 5: getitimer(0x2, 0x0) 08:51:17 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:51:17 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cc) [ 1954.803871][ T4864] block nbd0: NBD_DISCONNECT 08:51:17 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870c8) 08:51:17 executing program 5: getitimer(0x2, 0x0) 08:51:17 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000040), &(0x7f0000000080)=0x4) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x4, 0x2, 0x800, 0x81, 0x9, 0x20, 0x7, "d22308807bcc4a7be3fb028b22b460c7deec4ba9", "d8a384da5fde1a3bab385006b0767350b8c4583c"}) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:51:18 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:51:18 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:51:18 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cc) 08:51:18 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870c8) 08:51:18 executing program 5: getitimer(0x2, 0x0) 08:51:18 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000040)="808a30b1b1c21f21c12785c07cb0001c1010d856c86892cbad16d1aaa3ceca69b4277a87f333ca321aa17f511d8b88b2b9ee16bf8319036219d4f56f67239aa51a915847f1d950dbb5a694f86130ff64988800fed461c54411e7d6cda1bfe0d8d61334dad71b2ad1e82979713c6dd9bf46c696ac3a1216e08117d321f3de56288ffcfe1dc6c689a767", 0x89, 0x84, 0x0, 0x3a) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x0, 0x1, 0x0, 0x0, 0xfffffffe}) 08:51:18 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cc) 08:51:18 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) recvfrom$x25(r0, &(0x7f0000000000)=""/34, 0x22, 0x2001, &(0x7f0000000040)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) 08:51:18 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cb) 08:51:18 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870c8) 08:51:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:51:18 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a2, &(0x7f0000000140)={0x1}) 08:51:18 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:18 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$BLKROGET(0xffffffffffffffff, 0x125e, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) rt_sigprocmask(0x1, &(0x7f0000000040)={[0x1]}, &(0x7f0000000080), 0x8) 08:51:18 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cb) 08:51:18 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:51:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:51:18 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870cb) 08:51:18 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) ioctl$SIOCX25SDTEFACILITIES(0xffffffffffffffff, 0x89eb, &(0x7f0000000000)={0x400, 0x7ff, 0x1, 0x1, 0xfd, 0xe, 0x2, "b07993faef87725f3e0c43fe1d1d634181831358", "57da3de62582ad7a8f2599a4288289f103f1cbf6"}) r1 = socket(0x11, 0x80803, 0x0) accept4(r1, 0x0, 0x0, 0x0) recvmsg$can_bcm(r1, &(0x7f0000000100)={&(0x7f0000000040)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000180)=""/4096, 0x1000}], 0x1, &(0x7f0000001180)=""/137, 0x89}, 0x2000) 08:51:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:51:18 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:51:18 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:18 executing program 4: ioctl$KVM_ASSIGN_PCI_DEVICE(0xffffffffffffffff, 0x8040ae69, &(0x7f0000000000)={0x401, 0xfc3, 0x8, 0x7, 0xa4}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:18 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$BLKROGET(0xffffffffffffffff, 0x125e, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) rt_sigprocmask(0x1, &(0x7f0000000040)={[0x1]}, &(0x7f0000000080), 0x8) 08:51:18 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r4, 0x89e7, &(0x7f0000000040)={0x5e}) setsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000140)=0x1, 0x4) 08:51:18 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:19 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:51:19 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab00) 08:51:19 executing program 4: syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(0xffffffffffffffff, &(0x7f0000000000)=""/70, 0x46, 0x0, &(0x7f0000000080), 0x12) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f00000000c0)={0x51, 0x9, 0xfffffffe}) 08:51:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:19 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r4, 0x89e7, &(0x7f0000000040)={0x5e}) setsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000140)=0x1, 0x4) 08:51:19 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab00) 08:51:19 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870c8) 08:51:19 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:19 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000080)={0x78, "69d9ff9224c65d35ab04192995573cf51dd702368ea0b57232cbbbd46258c302a8253065a34dd869f317922651eb82fae18d993555750ec70a31b4c4fb15719796823f8ebf301e3ee10f271211e05abfbb563fcd48f812a412863c506802ab3766bccd9d808472696f593a97acce0302238364c80808dbc9f2e6099627996cb8"}) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000040)={0x76}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x36}) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f00000001c0)={0x2b}) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000200)={0x8029}) ioctl$PPPIOCGUNIT(0xffffffffffffffff, 0x80047456, &(0x7f0000000180)) 08:51:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:19 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab00) 08:51:19 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r3 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r4, 0x89e7, &(0x7f0000000040)={0x5e}) setsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000140)=0x1, 0x4) 08:51:19 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870c8) 08:51:19 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:19 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000000)={0x53, "ad62c405cc89961ec54029fee00df95a4885e9247537aea71e84883469cedf1dedc17151c2103b6d270177cf8680c1a00824ef2db1e612566247078028cf234125d87c26be6bcf6dad80c65539c374a52aa8cc3d461aa3563ed187cc0cdd63a223b5fe3f507d8461ae10985d2d63d70b9756144a45f5a160dde26f4864e55780"}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0xfffffffd, 0x0, 0x0, 0x7ffffffc, 0x8}) r1 = accept4$x25(r0, &(0x7f00000000c0), &(0x7f0000000100)=0x12, 0x80800) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000180)={0x58, 0xd020, 0x4, 0x7, 0x6}) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f00000001c0)={0x2f, "a0440ddabff647c8c4aa4031c30a68d83649d4d64b3dfb8f2f270f29fc613c6a5bd021d4f8bc0890fca0add4a30d5750515c8d533072b030a33fe1fe7a7e969c49bf7aa1f386b5f1e3e832a99fff055f4f8c6e7fdaaae28c6b77737f3eb5412d2141ed6ea3086649161b525ab3e8a9d3363339696b730690e08feaa3687299b5"}) 08:51:19 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:51:19 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x401870c8) 08:51:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:19 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000040)={0x5e}) 08:51:19 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:19 executing program 4: timer_settime(0x0, 0x1, &(0x7f0000000000)={{}, {0x0, 0x3938700}}, &(0x7f0000000040)) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_LSEEK(0xffffffffffffffff, &(0x7f0000000080)={0x18, 0x0, r0, {0x4}}, 0x18) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x1}) 08:51:19 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:51:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:51:19 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x541b) 08:51:19 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) 08:51:20 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:20 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000000), 0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:20 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab00) 08:51:20 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x541b) 08:51:20 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:51:20 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r2, 0x0, 0x0, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:51:20 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:20 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x541b) 08:51:20 executing program 4: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) 08:51:20 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab00) 08:51:20 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:51:20 executing program 0: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89a1, &(0x7f0000000140)={0x1}) 08:51:20 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0xa, 0x80000, 0x80000001) accept4$x25(r2, 0x0, 0x0, 0x0) 08:51:20 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:20 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab00) 08:51:20 executing program 4: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000000)={0x6c, 0x0, 0x9, 0x5}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f00000002c0)) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r3, 0x8940, &(0x7f0000000040)={0x3, 0x0, 0x0, 0x800, 0x0, 0x81}) 08:51:20 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127c) 08:51:20 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, 0x0) 08:51:20 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab00) 08:51:20 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:20 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) socket(0xa, 0x80000, 0x80000001) 08:51:20 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127c) 08:51:20 executing program 4: prctl$PR_SET_SECUREBITS(0x1c, 0x11) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x44, 0x0, 0x1, 0x9, 0x1000}) 08:51:20 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, 0x0) 08:51:21 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:21 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0xff000000}) 08:51:21 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) syz_init_net_socket$x25(0x9, 0x5, 0x0) socket(0xa, 0x80000, 0x80000001) 08:51:21 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127c) 08:51:21 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = socket(0xa, 0x800, 0x2) clock_gettime(0x0, &(0x7f0000000100)) sendmsg$can_bcm(r1, &(0x7f0000000240)={&(0x7f00000002c0), 0x10, &(0x7f0000000200)={&(0x7f0000000180)={0x1, 0x8, 0x80000000, {}, {0x0, 0xea60}, {0x1, 0x0, 0x1, 0x1}, 0x1, @canfd={{0x1}, 0x16, 0x0, 0x0, 0x0, "9236161fae9087f1157bbe2faf3d48680796cdb5e6c0710ebed2b7e8e940734a55842c71f14814f6de8af0a016673bcf9c05dfa143e19e00"}}, 0x80}, 0x1, 0x0, 0x0, 0x10040000}, 0x8011) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000000)={0x28, "21f989256f1ca92c81310aa27c471b5eb2c717078d8b26ad82e45d8ecc1e5ae031635bdc6e1a2134e420507600d9fdfbc434ee5869eb71dd2747d2931e512ec434cb927575d3672d9ef4ff319a164054a08e8c1e79e4981ff2bdd902fd8f438f86aa1d6be6e33c0477cfc95e324b3ff1b117d89fd7199f11b8a22f20c0c4012d"}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x5, 0x40000000, 0x81}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000280)={0x7de, 0x4c, 0x3f, 0x56, 0x9, 0x1d, 0x9, "7c1aff3e84e5a7fb0718262fdd9e45a66ade712f", "3a5b3d443578efc769e222d31a7be8dfd9f002a4"}) 08:51:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, 0x0) 08:51:21 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x541b) 08:51:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127b) 08:51:21 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001780)={&(0x7f0000000080)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000200)=""/113, 0x71}, {&(0x7f0000000280)=""/250, 0xfa}, {&(0x7f0000000380)=""/141, 0x8d}, {&(0x7f0000000440)=""/174, 0xae}, {&(0x7f0000000500)=""/223, 0xdf}, {&(0x7f0000000600)=""/204, 0xcc}], 0x6, &(0x7f0000000780)=""/4096, 0x1000}, 0x41) socket(0xa, 0x80000, 0x80000001) 08:51:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, &(0x7f0000000140)) 08:51:21 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:51:21 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x541b) 08:51:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:21 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) write$tcp_congestion(0xffffffffffffffff, &(0x7f0000000000)='yeah\x00', 0x5) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x7ffffffa, 0x0, 0xfffffffe}) 08:51:21 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) getsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000180), &(0x7f00000001c0)=0x4) socket(0xa, 0x80000, 0x80000001) 08:51:21 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x541b) 08:51:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, &(0x7f0000000140)) 08:51:21 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:51:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:21 executing program 4: ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000000)={0xfb, 0x1}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:21 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000000)={0x3, 0x5, 0x5, 0x6}) socket(0xa, 0x80000, 0x80000001) 08:51:21 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:51:21 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89a1, &(0x7f0000000140)) 08:51:21 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:51:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:22 executing program 4: ioctl$BLKRESETZONE(0xffffffffffffffff, 0x40101283, &(0x7f0000000040)={0x4, 0x6}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000)=0x1, 0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:22 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:51:22 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) socket(0xa, 0x80000, 0x80000001) 08:51:22 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127c) 08:51:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:51:22 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1274) 08:51:22 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x9, 0x0, 0x0, 0x2}) 08:51:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:51:22 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:51:22 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) socket(0xa, 0x80000, 0x80000001) 08:51:22 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127c) 08:51:22 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1274) 08:51:22 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$IMGETCOUNT(0xffffffffffffffff, 0x80044943, &(0x7f0000000000)) ioctl$SIOCX25SCUDMATCHLEN(0xffffffffffffffff, 0x89e7, &(0x7f0000000180)={0x28}) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={'team0\x00', 0x7, 0x57}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:51:22 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) socket(0xa, 0x80000, 0x80000001) 08:51:22 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1278) 08:51:22 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x127c) 08:51:22 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1274) 08:51:22 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1277) 08:51:22 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_CAP_EXIT_HYPERCALL(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:22 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) socket(0xa, 0x80000, 0x80000001) 08:51:22 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1278) 08:51:22 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x1}) 08:51:22 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:22 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1277) 08:51:23 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) socket(0xa, 0x80000, 0x80000001) 08:51:23 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:23 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000040)={0x20, 0xfffffffffffffffe, 0x0, {0x401, 0x4, 0x80000001, 0x2}}, 0x20) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x3c, 0x10001, 0x7, 0x4, 0xffffffff, 0x81}) times(&(0x7f0000000000)) 08:51:23 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1278) 08:51:23 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x1}) 08:51:23 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1277) 08:51:23 executing program 2: syz_init_net_socket$x25(0x9, 0x5, 0x0) socket(0xa, 0x80000, 0x80000001) 08:51:23 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:23 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:51:23 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)={0x1}) 08:51:23 executing program 4: munlockall() syz_init_net_socket$x25(0x9, 0x5, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_PPC_GET_SMMU_INFO(0xffffffffffffffff, 0x8250aea6, &(0x7f0000000040)=""/55) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_X2APIC_API(r2, 0x4068aea3, &(0x7f0000000080)={0x81, 0x0, 0x3}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000000)={0x34, 0x34f, 0x400, 0x0, 0x400, 0x81}) 08:51:23 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:51:23 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:51:23 executing program 2: socket(0xa, 0x80000, 0x80000001) 08:51:23 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1274) 08:51:23 executing program 1: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x1}) 08:51:23 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:51:23 executing program 2: socket(0x0, 0x80000, 0x80000001) 08:51:23 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:51:23 executing program 1: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x1}) 08:51:23 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0x11, 0xa, 0x9) ioctl$SIOCX25SSUBSCRIP(r2, 0x89e1, &(0x7f00000006c0)={'vxcan1\x00', 0x3, 0x7}) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) accept4$x25(r1, &(0x7f0000000480)={0x9, @remote}, &(0x7f00000004c0)=0x12, 0x80800) 08:51:23 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1274) 08:51:23 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:51:23 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1278) 08:51:23 executing program 2: socket(0x0, 0x80000, 0x80000001) 08:51:23 executing program 1: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x1}) 08:51:23 executing program 5: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1274) 08:51:24 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(0xffffffffffffffff, 0xc0045540, &(0x7f0000000000)=0x34400000) r1 = syz_open_dev$sndctrl(&(0x7f0000000040), 0xef87, 0x200080) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r1, 0xc0045520, &(0x7f0000000080)=0x8e0) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:51:24 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1277) 08:51:24 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1278) 08:51:24 executing program 2: socket(0x0, 0x80000, 0x80000001) 08:51:24 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x1}) 08:51:24 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0x11, 0xa, 0x9) ioctl$SIOCX25SSUBSCRIP(r2, 0x89e1, &(0x7f00000006c0)={'vxcan1\x00', 0x3, 0x7}) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) accept4$x25(r1, &(0x7f0000000480)={0x9, @remote}, &(0x7f00000004c0)=0x12, 0x80800) 08:51:24 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1277) 08:51:24 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1278) 08:51:24 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GFACILITIES(r1, 0x89e2, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:24 executing program 2: socket(0xa, 0x0, 0x80000001) 08:51:24 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0x11, 0xa, 0x9) ioctl$SIOCX25SSUBSCRIP(r2, 0x89e1, &(0x7f00000006c0)={'vxcan1\x00', 0x3, 0x7}) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) accept4$x25(r1, &(0x7f0000000480)={0x9, @remote}, &(0x7f00000004c0)=0x12, 0x80800) 08:51:24 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x1}) 08:51:24 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1277) 08:51:24 executing program 3: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x1}) 08:51:24 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000100)={0x9, @remote}, &(0x7f0000000180)=0x12, 0x80800) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f00000001c0)={0x2d, "f22630c7c522ca40880a1f30a7adbb869529b0df2bcdec54dfaf6f58e3a971fd76263484e83e2a360f1f23ba8dc72af376809e902966006f3c9d0620dc6cdf69bf0c6ee6295e987a3f9af781e2f2ff6c0362ead736b05e6fb2523af2ea56e609503488ae94dff8e8c816c87d35fb4aeb73a0b0017736a37dbeef68d5d6fd34b1"}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) recvfrom$x25(r0, &(0x7f0000000000)=""/132, 0x84, 0x100, &(0x7f00000000c0), 0x12) 08:51:24 executing program 2: socket(0xa, 0x0, 0x0) 08:51:24 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8901, &(0x7f0000000140)={0x1}) 08:51:24 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = socket(0x11, 0xa, 0x9) ioctl$SIOCX25SSUBSCRIP(r2, 0x89e1, &(0x7f00000006c0)={'vxcan1\x00', 0x3, 0x7}) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) accept4$x25(r1, &(0x7f0000000480)={0x9, @remote}, &(0x7f00000004c0)=0x12, 0x80800) 08:51:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:51:24 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:24 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(0xffffffffffffffff, 0x4068aea3, &(0x7f00000005c0)) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r1, 0xc4c85513, &(0x7f0000000080)={{0x5, 0x6, 0x1ff, 0x3ff8, 'syz1\x00', 0x400}, 0x1, [0x67, 0xe1, 0xafd1, 0x1, 0x4, 0x0, 0xfffffffffffffffe, 0x1, 0xfffffffffffffaef, 0x4, 0x9, 0x6, 0x7, 0x9, 0x7, 0xd33e, 0x2, 0x7ff, 0x9, 0x0, 0x0, 0x1, 0x2, 0x1f, 0x5, 0x9, 0x6, 0x0, 0x433, 0x9, 0xd0, 0x40, 0x8, 0x1, 0x10000, 0x5a8, 0x7c70198f, 0xa3, 0x0, 0x0, 0x0, 0xb8b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x9, 0x8, 0x3, 0x7, 0x6, 0x8ff, 0x6, 0x7fff, 0x98c, 0x4, 0x6, 0x5, 0x7, 0x7ff, 0x5, 0xfa, 0x5, 0x3, 0x4, 0x1000, 0x8]}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r3, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:24 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:51:24 executing program 2: socket(0xa, 0x0, 0x0) 08:51:24 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = socket(0x11, 0xa, 0x9) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f00000006c0)={'vxcan1\x00', 0x3, 0x7}) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) 08:51:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:51:24 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:25 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:51:25 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = socket(0x11, 0xa, 0x9) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f00000006c0)={'vxcan1\x00', 0x3, 0x7}) 08:51:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:51:25 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) sendmsg$IEEE802154_START_REQ(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="5c000400", @ANYRES16=0x0, @ANYBLOB="000825bd7000ffdbdf250d000000050019005a00000006000800ffff000005001b0001000000050007001800000005001a002000000006000800a0aa0000050018000800000005001900ff0000000500190003000000"], 0x5c}, 0x1, 0x0, 0x0, 0x800}, 0x4010) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:25 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:25 executing program 2: socket(0xa, 0x0, 0x0) 08:51:25 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, 0x0) 08:51:25 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1276) 08:51:25 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) syz_init_net_socket$x25(0x9, 0x5, 0x0) socket(0x11, 0xa, 0x9) 08:51:25 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, &(0x7f0000000000)) 08:51:25 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:25 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:51:25 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) socket(0x11, 0xa, 0x9) 08:51:25 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1276) 08:51:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:25 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000000)={0x2a, 0x6, 0xa, 0xa, 0x8f5}) ioctl$SIOCX25GFACILITIES(r2, 0x89e2, &(0x7f0000000040)) 08:51:25 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:51:25 executing program 5: syz_init_net_socket$x25(0x9, 0x5, 0x0) socket(0x11, 0xa, 0x9) 08:51:25 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:51:25 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1276) 08:51:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:25 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:51:25 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r0, &(0x7f0000000040)="54d8ce6717809b4a64761e4ab36884aac3f207f68868e5bffa43621f0b2c12b248e1be0e0266403bb284ea37217c589f32f27878e4330e61e3bac068e70d159ea5adf81b277b33aef3870c531671ab1345cc41b6464b56b3d90cb2563b345e847a207085059694204ad6b36b9b563fc8e9ee2dd17c85b4c556baf0ebe2d868acec687b866c7d2f070d0fbad61442", 0x8e, 0x240040c0, 0x0, 0x0) ioctl$PPPIOCATTCHAN(0xffffffffffffffff, 0x40047438, &(0x7f0000000100)=0x1) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000000)={0x800, 0x88, 0x3, 0xc, 0x4, 0x16, 0xe, "929a2309089222a3fd7795f22dfd339fceeb1b57", "327f8b80b85ca15acc798064dd0f1845e83a5d2c"}) 08:51:25 executing program 5: socket(0x11, 0xa, 0x9) 08:51:25 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8901, &(0x7f0000000140)) 08:51:25 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:51:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:26 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:51:26 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMSETDEVNAME(r1, 0x80184947, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r2, &(0x7f0000000040)=""/191, 0xbf, 0x0, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000000)=0x10000) ioctl$KVM_CAP_SPLIT_IRQCHIP(r3, 0x4068aea3, &(0x7f0000000180)) 08:51:26 executing program 5: socket(0x0, 0xa, 0x9) 08:51:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1262) 08:51:26 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:51:26 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:51:26 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:26 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:51:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:51:26 executing program 5: socket(0x0, 0xa, 0x9) 08:51:26 executing program 4: openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x2, 0x0) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000100), 0x2, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCATTCHAN(r0, 0x40047438, &(0x7f0000000000)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x52, 0x0, 0x7, 0xb}) 08:51:26 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:51:26 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1276) 08:51:26 executing program 5: socket(0x0, 0xa, 0x9) 08:51:26 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:51:26 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000), 0x4) 08:51:26 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:51:26 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1276) 08:51:26 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:26 executing program 5: socket(0x11, 0x0, 0x9) 08:51:26 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000000)={0x38, "f5e7d7a3d2600b1fe1c087d39ca120481e6adeb199b8455c7410f7f0484955cc0f042f8ba0bde62cc27017222ada47ed5e1f67bce4dbbd67fb35ca007c94628219476049b0b51b8171838b239ffb79b56f65daa6f359fefe4656c32fd8ea2cb5d5a9c0a29a13ac4d2e613bd8bc64732598b22855eb80fb4cb8c28b79b2149c09"}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:26 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:51:26 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:26 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1276) 08:51:26 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:51:27 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x63, 0x1}) 08:51:27 executing program 5: socket(0x11, 0x0, 0x9) 08:51:27 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125d) 08:51:27 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:27 executing program 0: openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x2, 0x0) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000100), 0x2, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCATTCHAN(r0, 0x40047438, &(0x7f0000000000)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x52, 0x0, 0x7, 0xb}) 08:51:27 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:51:27 executing program 4: r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f00000000c0)={&(0x7f0000000000)=@ieee802154={0x24, @short}, 0x80, &(0x7f0000000080)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/206, 0xce}], 0x2}, 0x40000003) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x201, 0x0, 0x8, 0x800b}) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000100)={0x48}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r3, 0x4068aea3, &(0x7f0000001280)) 08:51:27 executing program 5: socket(0x11, 0x0, 0x9) 08:51:27 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:27 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125d) 08:51:27 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:51:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:27 executing program 5: socket(0x11, 0xa, 0x0) 08:51:27 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:51:27 executing program 1: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125d) 08:51:27 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) (fail_nth: 1) 08:51:27 executing program 4: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80800) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x40, 0x9, 0x0, 0x6, 0x1}) prctl$PR_GET_FPEMU(0x9, &(0x7f0000000080)) sendto$x25(r0, &(0x7f0000000180)="694ceb7580cf5dfd8f26852439debfb7d9c66e33716a26518ccf551ab1a776ad028c4cb6488514d9c2bea3c8a7fb67c32153b30f6509ce1cc754b7ff0be6bfd79e7abf06c92a8a1fdc6117b5c8ad7bb82906b761f28f2277e602f672ee1e43b7ea0d0df36fe43698f6f5f06ea2c5b00675b10d3c48fead28000f9961db6f7165a0abaac902a6615e2782955a502b4a601ccd5962bba2253188da679c5060f3b88fa7adb533d40aca6e97c7271d50ca1ca49faa9abd2682291329d1c2b1afe8b6ba8978b1298578ef7e39bf94c56a0ffbb4191ad57cab62f1b245f9282d012ffe24b954ff364dc4a2bd6580ac95a4a51c42dfbd2ff80ad400", 0xf8, 0x40, &(0x7f00000000c0), 0x12) 08:51:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:27 executing program 5: r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f00000000c0)={&(0x7f0000000000)=@ieee802154={0x24, @short}, 0x80, &(0x7f0000000080)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/206, 0xce}], 0x2}, 0x40000003) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x201, 0x0, 0x8, 0x800b}) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000100)={0x48}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r3, 0x4068aea3, &(0x7f0000001280)) [ 1964.554616][ T5466] FAULT_INJECTION: forcing a failure. [ 1964.554616][ T5466] name failslab, interval 1, probability 0, space 0, times 0 [ 1964.567466][ T5466] CPU: 1 PID: 5466 Comm: syz-executor.3 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1964.577386][ T5466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1964.587463][ T5466] Call Trace: [ 1964.590758][ T5466] [ 1964.593698][ T5466] dump_stack_lvl+0xcd/0x134 [ 1964.598343][ T5466] should_fail.cold+0x5/0xa 08:51:27 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) [ 1964.602891][ T5466] ? tomoyo_realpath_from_path+0xc3/0x620 [ 1964.608644][ T5466] should_failslab+0x5/0x10 [ 1964.613170][ T5466] __kmalloc+0x72/0x340 [ 1964.617353][ T5466] tomoyo_realpath_from_path+0xc3/0x620 [ 1964.622930][ T5466] ? tomoyo_profile+0x42/0x50 [ 1964.627643][ T5466] tomoyo_path_number_perm+0x1d5/0x590 [ 1964.633127][ T5466] ? tomoyo_path_number_perm+0x18d/0x590 [ 1964.638788][ T5466] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1964.644658][ T5466] ? lock_downgrade+0x6e0/0x6e0 [ 1964.649548][ T5466] ? __fget_files+0x23d/0x3e0 [ 1964.654263][ T5466] security_file_ioctl+0x50/0xb0 [ 1964.659234][ T5466] __x64_sys_ioctl+0xb3/0x200 [ 1964.663941][ T5466] do_syscall_64+0x35/0xb0 [ 1964.668398][ T5466] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1964.674315][ T5466] RIP: 0033:0x7fd4a414ba39 [ 1964.678743][ T5466] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1964.698362][ T5466] RSP: 002b:00007fd4a16c1188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1964.706782][ T5466] RAX: ffffffffffffffda RBX: 00007fd4a424ef60 RCX: 00007fd4a414ba39 [ 1964.714764][ T5466] RDX: 0000000000000000 RSI: 0000000000001268 RDI: 0000000000000003 [ 1964.722737][ T5466] RBP: 00007fd4a16c11d0 R08: 0000000000000000 R09: 0000000000000000 [ 1964.730704][ T5466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1964.738674][ T5466] R13: 00007fff56390b0f R14: 00007fd4a16c1300 R15: 0000000000022000 [ 1964.746660][ T5466] [ 1964.750485][ T5466] ERROR: Out of memory at tomoyo_realpath_from_path. 08:51:27 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:51:27 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x4, 0x5, 0x7, 0x0, 0x1f, 0xf, 0x1b, "8aa5a39c5aa2f7953975cbc01b14a9a402551ff0", "ade208242e234feb8cbd3a14a3fdc651ea664e51"}) ioctl$PPPIOCGUNIT(0xffffffffffffffff, 0x80047456, &(0x7f0000000040)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:28 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:51:28 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) (fail_nth: 2) 08:51:28 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:51:28 executing program 5: socket(0x11, 0xa, 0x0) (fail_nth: 1) 08:51:28 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) sendto$x25(r0, &(0x7f0000000000)="4eb32f54501d27a5fbb3463523cd096c9a9e7f1166acbe87f652f3007a459086cb6c59b5056e2b04646020f5e2fc7bd180f7c6a1b69b24", 0x37, 0x648d5, &(0x7f0000000040), 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1965.099256][ T5492] FAULT_INJECTION: forcing a failure. [ 1965.099256][ T5492] name failslab, interval 1, probability 0, space 0, times 0 [ 1965.112174][ T5492] CPU: 0 PID: 5492 Comm: syz-executor.3 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1965.122095][ T5492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1965.132174][ T5492] Call Trace: [ 1965.135476][ T5492] [ 1965.138424][ T5492] dump_stack_lvl+0xcd/0x134 [ 1965.143048][ T5492] should_fail.cold+0x5/0xa [ 1965.147583][ T5492] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 1965.152986][ T5492] should_failslab+0x5/0x10 [ 1965.157515][ T5492] __kmalloc+0x72/0x340 [ 1965.161702][ T5492] tomoyo_encode2.part.0+0xe9/0x3a0 [ 1965.166937][ T5492] tomoyo_encode+0x28/0x50 [ 1965.171394][ T5492] tomoyo_realpath_from_path+0x186/0x620 [ 1965.177068][ T5492] tomoyo_path_number_perm+0x1d5/0x590 [ 1965.182551][ T5492] ? tomoyo_path_number_perm+0x18d/0x590 [ 1965.188217][ T5492] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1965.194078][ T5492] ? lock_downgrade+0x6e0/0x6e0 [ 1965.198974][ T5492] ? __fget_files+0x23d/0x3e0 [ 1965.203684][ T5492] security_file_ioctl+0x50/0xb0 [ 1965.208652][ T5492] __x64_sys_ioctl+0xb3/0x200 [ 1965.213359][ T5492] do_syscall_64+0x35/0xb0 [ 1965.217811][ T5492] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1965.223726][ T5492] RIP: 0033:0x7fd4a414ba39 [ 1965.228155][ T5492] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1965.247784][ T5492] RSP: 002b:00007fd4a16c1188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1965.256229][ T5492] RAX: ffffffffffffffda RBX: 00007fd4a424ef60 RCX: 00007fd4a414ba39 [ 1965.264218][ T5492] RDX: 0000000000000000 RSI: 0000000000001268 RDI: 0000000000000003 [ 1965.272202][ T5492] RBP: 00007fd4a16c11d0 R08: 0000000000000000 R09: 0000000000000000 [ 1965.280188][ T5492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1965.288170][ T5492] R13: 00007fff56390b0f R14: 00007fd4a16c1300 R15: 0000000000022000 [ 1965.296173][ T5492] 08:51:28 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r2 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r2, 0x4c08, 0x5) 08:51:28 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x301) 08:51:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) (fail_nth: 1) [ 1965.300318][ T5492] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1965.359265][ T5499] FAULT_INJECTION: forcing a failure. [ 1965.359265][ T5499] name failslab, interval 1, probability 0, space 0, times 0 [ 1965.372286][ T5499] CPU: 1 PID: 5499 Comm: syz-executor.5 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1965.382201][ T5499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1965.392273][ T5499] Call Trace: [ 1965.395562][ T5499] [ 1965.398510][ T5499] dump_stack_lvl+0xcd/0x134 [ 1965.403159][ T5499] should_fail.cold+0x5/0xa [ 1965.407687][ T5499] ? sock_free_inode+0x20/0x20 [ 1965.412472][ T5499] ? sock_alloc_inode+0x18/0x1c0 [ 1965.417429][ T5499] should_failslab+0x5/0x10 [ 1965.418261][ T5502] FAULT_INJECTION: forcing a failure. [ 1965.418261][ T5502] name failslab, interval 1, probability 0, space 0, times 0 [ 1965.421948][ T5499] kmem_cache_alloc+0x5e/0x3a0 [ 1965.421985][ T5499] ? sock_free_inode+0x20/0x20 [ 1965.422015][ T5499] sock_alloc_inode+0x18/0x1c0 [ 1965.448835][ T5499] ? sock_free_inode+0x20/0x20 [ 1965.453609][ T5499] alloc_inode+0x61/0x230 [ 1965.457944][ T5499] new_inode_pseudo+0x14/0xe0 [ 1965.462718][ T5499] sock_alloc+0x3c/0x260 [ 1965.466968][ T5499] __sock_create+0xb9/0x790 [ 1965.471492][ T5499] ? __context_tracking_exit+0xb8/0xe0 [ 1965.476985][ T5499] ? lock_downgrade+0x6e0/0x6e0 [ 1965.481844][ T5499] __sys_socket+0xef/0x200 [ 1965.486289][ T5499] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1965.491420][ T5499] __x64_sys_socket+0x6f/0xb0 [ 1965.496106][ T5499] ? syscall_enter_from_user_mode+0x21/0x70 [ 1965.502009][ T5499] do_syscall_64+0x35/0xb0 [ 1965.506433][ T5499] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1965.512417][ T5499] RIP: 0033:0x7f70bf2f4a39 [ 1965.516831][ T5499] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1965.536535][ T5499] RSP: 002b:00007f70bc86a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1965.544960][ T5499] RAX: ffffffffffffffda RBX: 00007f70bf3f7f60 RCX: 00007f70bf2f4a39 [ 1965.552933][ T5499] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000011 [ 1965.560906][ T5499] RBP: 00007f70bc86a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1965.568886][ T5499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1965.576856][ T5499] R13: 00007ffe37be73bf R14: 00007f70bc86a300 R15: 0000000000022000 [ 1965.585017][ T5499] [ 1965.588035][ T5502] CPU: 0 PID: 5502 Comm: syz-executor.2 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1965.588140][ T5499] socket: no more sockets [ 1965.597940][ T5502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1965.597957][ T5502] Call Trace: [ 1965.597966][ T5502] [ 1965.597977][ T5502] dump_stack_lvl+0xcd/0x134 [ 1965.623141][ T5502] should_fail.cold+0x5/0xa [ 1965.627659][ T5502] ? tomoyo_realpath_from_path+0xc3/0x620 [ 1965.633385][ T5502] should_failslab+0x5/0x10 [ 1965.637893][ T5502] __kmalloc+0x72/0x340 [ 1965.642056][ T5502] tomoyo_realpath_from_path+0xc3/0x620 [ 1965.647612][ T5502] ? tomoyo_profile+0x42/0x50 [ 1965.652295][ T5502] tomoyo_path_number_perm+0x1d5/0x590 [ 1965.657759][ T5502] ? tomoyo_path_number_perm+0x18d/0x590 [ 1965.663400][ T5502] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1965.669241][ T5502] ? lock_downgrade+0x6e0/0x6e0 [ 1965.674106][ T5502] ? __fget_files+0x23d/0x3e0 [ 1965.678795][ T5502] security_file_ioctl+0x50/0xb0 [ 1965.683743][ T5502] __x64_sys_ioctl+0xb3/0x200 [ 1965.688428][ T5502] do_syscall_64+0x35/0xb0 [ 1965.692854][ T5502] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1965.698751][ T5502] RIP: 0033:0x7f5e73235a39 [ 1965.703170][ T5502] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1965.722779][ T5502] RSP: 002b:00007f5e707ab188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1965.731195][ T5502] RAX: ffffffffffffffda RBX: 00007f5e73338f60 RCX: 00007f5e73235a39 [ 1965.739163][ T5502] RDX: 0000000000000000 RSI: 0000000000001263 RDI: 0000000000000003 [ 1965.747133][ T5502] RBP: 00007f5e707ab1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1965.755110][ T5502] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1965.763090][ T5502] R13: 00007ffe3a24281f R14: 00007f5e707ab300 R15: 0000000000022000 [ 1965.771084][ T5502] [ 1965.774163][ T5502] ERROR: Out of memory at tomoyo_realpath_from_path. 08:51:28 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:51:28 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x301) 08:51:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x400058, 0x82000001, 0xc, 0x0, 0x0, 0x81}) r1 = accept4$x25(r0, 0x0, &(0x7f0000000000), 0x80000) accept4$x25(r1, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x80000) 08:51:29 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125d) 08:51:29 executing program 0: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x301) 08:51:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:29 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:29 executing program 5: socket(0x11, 0xa, 0x0) 08:51:29 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125d) 08:51:29 executing program 4: ioctl$KVM_GET_PIT(0xffffffffffffffff, 0xc048ae65, &(0x7f00000000c0)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) sendto$x25(r1, &(0x7f0000000180)="257f5fb49d0a5ca0b38acc6046d998f581bb49cc43dbc350351bfc6ba4b2e60173a271f31ae6fe99761233180ae5acc7e8745b7fa83b73bfa76a16f915642fc970df0e55315d02509abb8da4256426a869005229d42835f7f219a653466865c13b5a23e8d306db5e82f780587d1cd4ebca8799e001c32d6c564edb873868f9350d6711d45d41614275390fcb8f4f96ae3613e20cc6e9c41a479cb1ca8fe70a147f66f45ff057ca88ca68479de748ae1ca6b8cdb82256a083273811aa4d9056ab3b2c56a62d252b488899353c79f9128bb4c583ab7bbec4993db1cca36bf3cc4297cbab", 0xe3, 0x44, &(0x7f0000000080)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f00000004c0)={0x3a, 0x2, 0xc, 0x6, 0x2}) 08:51:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x2) 08:51:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) (fail_nth: 2) 08:51:29 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:29 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125d) 08:51:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) prctl$PR_GET_FPEMU(0x9, &(0x7f0000000080)) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x628a9707490477ed) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x1, 0x4, 0x0, 0x3}) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) write$FUSE_BMAP(r2, &(0x7f0000000100)={0x2f, 0x0, 0x0, {0x2}}, 0x18) 08:51:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x10) [ 1966.474137][ T5537] FAULT_INJECTION: forcing a failure. [ 1966.474137][ T5537] name failslab, interval 1, probability 0, space 0, times 0 [ 1966.486924][ T5537] CPU: 0 PID: 5537 Comm: syz-executor.2 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1966.496841][ T5537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1966.506918][ T5537] Call Trace: [ 1966.510216][ T5537] [ 1966.513162][ T5537] dump_stack_lvl+0xcd/0x134 [ 1966.517782][ T5537] should_fail.cold+0x5/0xa [ 1966.522313][ T5537] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 1966.527715][ T5537] should_failslab+0x5/0x10 [ 1966.532292][ T5537] __kmalloc+0x72/0x340 [ 1966.536522][ T5537] tomoyo_encode2.part.0+0xe9/0x3a0 [ 1966.541751][ T5537] tomoyo_encode+0x28/0x50 [ 1966.546207][ T5537] tomoyo_realpath_from_path+0x186/0x620 [ 1966.551869][ T5537] tomoyo_path_number_perm+0x1d5/0x590 [ 1966.557354][ T5537] ? tomoyo_path_number_perm+0x18d/0x590 [ 1966.563012][ T5537] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1966.568870][ T5537] ? lock_downgrade+0x6e0/0x6e0 [ 1966.573752][ T5537] ? __fget_files+0x23d/0x3e0 [ 1966.578456][ T5537] security_file_ioctl+0x50/0xb0 [ 1966.583413][ T5537] __x64_sys_ioctl+0xb3/0x200 [ 1966.588105][ T5537] do_syscall_64+0x35/0xb0 [ 1966.592529][ T5537] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1966.598429][ T5537] RIP: 0033:0x7f5e73235a39 [ 1966.602847][ T5537] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1966.622562][ T5537] RSP: 002b:00007f5e707ab188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1966.630990][ T5537] RAX: ffffffffffffffda RBX: 00007f5e73338f60 RCX: 00007f5e73235a39 [ 1966.638992][ T5537] RDX: 0000000000000000 RSI: 0000000000001263 RDI: 0000000000000003 [ 1966.646975][ T5537] RBP: 00007f5e707ab1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1966.654946][ T5537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1966.662918][ T5537] R13: 00007ffe3a24281f R14: 00007f5e707ab300 R15: 0000000000022000 [ 1966.670905][ T5537] 08:51:29 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:29 executing program 5: socket(0x2, 0xa, 0x0) [ 1966.674770][ T5537] ERROR: Out of memory at tomoyo_realpath_from_path. 08:51:29 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000000)={0x2, 0x1f, 0x1ff, 0x90, 0x8, 0x16, 0x28, "bcb133f2b0b92a897fd9a0a1deb645ec405ab98c", "980d3d7ed3811110b500b37e4e74472056f2aff1"}) 08:51:29 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r2 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r2, 0x4c08, 0x5) [ 1966.779875][ T5547] syz-executor.5 uses obsolete (PF_INET,SOCK_PACKET) 08:51:29 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x301) 08:51:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:29 executing program 5: socket(0x2d, 0xa, 0x0) 08:51:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) (fail_nth: 3) 08:51:30 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r2 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r2, 0x4c08, 0x5) 08:51:30 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r1, &(0x7f0000001680)={0x1f, @fixed}, 0x8) accept4(r1, 0x0, &(0x7f0000000000), 0x80000) 08:51:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125d) 08:51:30 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x301) 08:51:30 executing program 5: socket(0x11, 0x14, 0x0) [ 1967.277199][ T5572] FAULT_INJECTION: forcing a failure. [ 1967.277199][ T5572] name failslab, interval 1, probability 0, space 0, times 0 [ 1967.289980][ T5572] CPU: 0 PID: 5572 Comm: syz-executor.2 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1967.299891][ T5572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1967.309949][ T5572] Call Trace: [ 1967.313223][ T5572] [ 1967.316147][ T5572] dump_stack_lvl+0xcd/0x134 [ 1967.320748][ T5572] should_fail.cold+0x5/0xa [ 1967.325259][ T5572] ? tomoyo_encode2.part.0+0xe9/0x3a0 [ 1967.330638][ T5572] should_failslab+0x5/0x10 [ 1967.335147][ T5572] __kmalloc+0x72/0x340 [ 1967.339307][ T5572] tomoyo_encode2.part.0+0xe9/0x3a0 [ 1967.344517][ T5572] tomoyo_encode+0x28/0x50 [ 1967.348934][ T5572] tomoyo_realpath_from_path+0x186/0x620 [ 1967.354579][ T5572] tomoyo_path_number_perm+0x1d5/0x590 [ 1967.360050][ T5572] ? tomoyo_path_number_perm+0x18d/0x590 [ 1967.365690][ T5572] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1967.371619][ T5572] ? lock_downgrade+0x6e0/0x6e0 [ 1967.376487][ T5572] ? __fget_files+0x23d/0x3e0 [ 1967.381174][ T5572] security_file_ioctl+0x50/0xb0 [ 1967.386121][ T5572] __x64_sys_ioctl+0xb3/0x200 [ 1967.390808][ T5572] do_syscall_64+0x35/0xb0 [ 1967.395231][ T5572] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1967.401126][ T5572] RIP: 0033:0x7f5e73235a39 [ 1967.405542][ T5572] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1967.425153][ T5572] RSP: 002b:00007f5e707ab188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1967.433576][ T5572] RAX: ffffffffffffffda RBX: 00007f5e73338f60 RCX: 00007f5e73235a39 [ 1967.441546][ T5572] RDX: 0000000000000000 RSI: 0000000000001263 RDI: 0000000000000003 [ 1967.449522][ T5572] RBP: 00007f5e707ab1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1967.457496][ T5572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1967.465477][ T5572] R13: 00007ffe3a24281f R14: 00007f5e707ab300 R15: 0000000000022000 [ 1967.473460][ T5572] 08:51:30 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x301) 08:51:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125e) 08:51:30 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r2 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r2, 0x4c08, 0x5) 08:51:30 executing program 4: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x8940, &(0x7f0000000140)={0x1}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(0xffffffffffffffff, 0xc1205531, &(0x7f0000001180)={0x3ff, 0x7fffffff, 0x8001, 0xb1c8, '\x00', '\x00', '\x00', 0x1000, 0x10001, 0x2, 0x3f6598b8, "dc1bcbb7cb8f3a352d5325ec1171cb79"}) recvfrom$x25(r0, &(0x7f0000000180)=""/4096, 0x1000, 0x40002142, &(0x7f0000000040)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) [ 1967.477435][ T5572] ERROR: Out of memory at tomoyo_realpath_from_path. 08:51:30 executing program 5: socket(0x11, 0xa, 0x0) 08:51:30 executing program 0: socket(0x11, 0x14, 0x0) 08:51:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) (fail_nth: 4) 08:51:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) 08:51:30 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000000)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:30 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x5) 08:51:30 executing program 5: socket(0x11, 0xa, 0x2) 08:51:30 executing program 0: socket(0x11, 0x14, 0x0) [ 1967.931719][ T5600] FAULT_INJECTION: forcing a failure. [ 1967.931719][ T5600] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1967.945325][ T5600] CPU: 1 PID: 5600 Comm: syz-executor.2 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1967.955242][ T5600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1967.965315][ T5600] Call Trace: [ 1967.968607][ T5600] [ 1967.971551][ T5600] dump_stack_lvl+0xcd/0x134 [ 1967.976210][ T5600] should_fail.cold+0x5/0xa 08:51:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x12, 0x80000) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x1, 0x800, 0x5, 0xb, 0xfffffffe, 0x81}) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000000)={'virt_wifi0\x00', 0x9, 0x1}) 08:51:31 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x5) 08:51:31 executing program 0: socket(0x11, 0x14, 0x0) [ 1967.980745][ T5600] _copy_from_user+0x2c/0x180 [ 1967.985451][ T5600] kstrtouint_from_user+0xb5/0x240 [ 1967.990588][ T5600] ? kstrtou8_from_user+0x210/0x210 [ 1967.995835][ T5600] proc_fail_nth_write+0x79/0x220 [ 1968.000886][ T5600] ? proc_task_getattr+0x1f0/0x1f0 [ 1968.006036][ T5600] ? proc_task_getattr+0x1f0/0x1f0 [ 1968.011179][ T5600] vfs_write+0x28e/0xae0 [ 1968.015454][ T5600] ksys_write+0x12d/0x250 [ 1968.019811][ T5600] ? __ia32_sys_read+0xb0/0xb0 [ 1968.024601][ T5600] ? syscall_enter_from_user_mode+0x21/0x70 08:51:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) [ 1968.030527][ T5600] do_syscall_64+0x35/0xb0 [ 1968.034975][ T5600] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1968.040896][ T5600] RIP: 0033:0x7f5e731e854f [ 1968.045325][ T5600] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 [ 1968.064956][ T5600] RSP: 002b:00007f5e707ab170 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 1968.073397][ T5600] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5e731e854f 08:51:31 executing program 5: socket(0x11, 0xa, 0x3) [ 1968.081387][ T5600] RDX: 0000000000000001 RSI: 00007f5e707ab1e0 RDI: 0000000000000004 [ 1968.089379][ T5600] RBP: 00007f5e707ab1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1968.097362][ T5600] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 1968.105346][ T5600] R13: 00007ffe3a24281f R14: 00007f5e707ab300 R15: 0000000000022000 [ 1968.113359][ T5600] 08:51:31 executing program 0: socket(0x0, 0x14, 0x0) 08:51:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:31 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x5) 08:51:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r1, &(0x7f0000000000)=""/24, 0x18, 0x2000, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0xfffffffd, 0x0, 0x0, 0x2, 0x0, 0x81}) 08:51:31 executing program 5: socket(0x11, 0xa, 0x4) 08:51:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) 08:51:31 executing program 0: socket(0x0, 0x0, 0x0) 08:51:31 executing program 5: socket(0x11, 0xa, 0x7) 08:51:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1262) 08:51:31 executing program 0: socket(0x0, 0x0, 0x0) 08:51:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r1, &(0x7f0000001680)={0x1f, @fixed}, 0x8) bind$bt_sco(r1, &(0x7f0000000000)={0x1f, @none}, 0x8) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:31 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) write$FUSE_DIRENT(r0, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r1, 0x4c08, 0x5) 08:51:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x2) 08:51:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:31 executing program 5: socket(0x11, 0xa, 0x300) 08:51:31 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$KVM_CAP_HALT_POLL(0xffffffffffffffff, 0x4068aea3, &(0x7f00000000c0)={0xb6, 0x0, 0x67ca}) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x5e) write$FUSE_STATFS(r1, &(0x7f0000000040)={0x60, 0x0, 0x0, {{0x8000, 0x0, 0x20d, 0x1ff, 0xf, 0xffffffff, 0x9, 0xffffffff}}}, 0x60) 08:51:31 executing program 0: socket(0x0, 0x0, 0x0) 08:51:31 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) write$FUSE_DIRENT(r0, &(0x7f0000000180)={0x188, 0x0, 0x0, [{0x5, 0x9, 0x17, 0x9, 'cgroup.subtree_control\x00'}, {0x4, 0x10000, 0xb, 0x0, '/dev/loop#\x00'}, {0x0, 0x3ff, 0x17, 0x8, 'cgroup.subtree_control\x00'}, {0x4, 0x1000, 0x4, 0x7, '%@#{'}, {0x6, 0x800, 0x17, 0x6, 'cgroup.subtree_control\x00'}, {0x1, 0xfffffffffffffff9, 0x2, 0x91, '#\''}, {0x4, 0x8, 0x1, 0x3, '#'}, {0x5, 0x1ff, 0x17, 0xdc05, 'cgroup.subtree_control\x00'}, {0x0, 0x6, 0x17, 0x5, 'cgroup.subtree_control\x00'}]}, 0x188) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r1, 0x4c08, 0x5) 08:51:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x10) 08:51:32 executing program 5: socket(0x11, 0xa, 0x700) 08:51:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1264) 08:51:32 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x63}) 08:51:32 executing program 0: socket(0x11, 0xa, 0x300) 08:51:32 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r1, 0x4c08, 0x5) 08:51:32 executing program 5: socket(0x11, 0xa, 0x2000000) 08:51:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1265) 08:51:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x301) 08:51:32 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) sendto$x25(r0, &(0x7f0000000180)="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", 0x1000, 0x40000, &(0x7f0000000000)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) 08:51:32 executing program 0: socket(0x11, 0xa, 0x300) 08:51:32 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:32 executing program 5: socket(0x11, 0xa, 0x3000000) 08:51:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1260) 08:51:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1267) 08:51:32 executing program 0: socket(0x11, 0xa, 0x300) 08:51:32 executing program 4: ioctl$KVM_PPC_ALLOCATE_HTAB(0xffffffffffffffff, 0xc004aea7, &(0x7f0000000100)=0x9) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) accept4$x25(r0, 0x0, &(0x7f0000000040), 0x800) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGNPMODE(r1, 0xc008744c, &(0x7f0000000000)={0x80fb, 0x2}) 08:51:32 executing program 1: syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:32 executing program 5: socket(0x11, 0xa, 0x4000000) 08:51:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1269) 08:51:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1265) 08:51:32 executing program 0: socket(0x0, 0xa, 0x300) 08:51:32 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:32 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000000080)={0x5a, "888b2bd40cf0796fcedbd5d59d00a4164b6fabff331136dbca8a6a2259e0fb5baaa415449f4eb8d958de665e055b1a1f8183650278daa08ebd9b7d7a74ff08af28701917ac3e1661a6f0ba2a42b327c7b4e2e6fface86f009d02ef6711e8f8e4400eefc1d0d2cab3806f278808d8b2568efdc6e6e77696e28e09185bff3e0610"}) 08:51:32 executing program 5: socket(0x11, 0xa, 0x7000000) 08:51:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1269) 08:51:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1274) 08:51:33 executing program 0: socket(0x0, 0xa, 0x300) 08:51:33 executing program 5: socket(0x11, 0xa, 0xfeffffff) 08:51:33 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$BLKSECDISCARD(0xffffffffffffffff, 0x127d, &(0x7f0000000000)=0x20) 08:51:33 executing program 1: r0 = syz_open_dev$loop(0x0, 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4c01) 08:51:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1276) 08:51:33 executing program 0: socket(0x0, 0xa, 0x300) 08:51:33 executing program 5: socket(0x11, 0xa, 0xfffffffe) 08:51:33 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = socket(0x2a, 0x80000, 0x3) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x105800, 0x0) ioctl$PPPIOCGIDLE(r2, 0x8010743f, &(0x7f00000000c0)) accept4$x25(r1, 0x0, &(0x7f0000000040), 0x80000) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) accept4$x25(r4, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000100)=0x12, 0x100000) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x200000}) 08:51:33 executing program 1: r0 = syz_open_dev$loop(0x0, 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1277) 08:51:33 executing program 5: r0 = socket(0x11, 0xa, 0x0) r1 = accept4(r0, &(0x7f00000004c0)=@ax25={{0x3, @netrom}, [@rose, @remote, @netrom, @bcast, @bcast, @default, @bcast, @default]}, &(0x7f0000000540)=0x80, 0x80800) recvmsg$can_bcm(r1, &(0x7f0000000480)={&(0x7f0000000000)=@l2={0x1f, 0x0, @none}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000080)=""/3, 0x3}, {&(0x7f0000000580)=""/106, 0x6a}, {&(0x7f0000000140)=""/61, 0x3d}, {&(0x7f0000000180)=""/228, 0xe4}, {&(0x7f0000000280)=""/114, 0x72}], 0x5, &(0x7f0000000380)=""/208, 0xd0}, 0x10000) write$FUSE_BMAP(0xffffffffffffffff, &(0x7f00000000c0)={0x18, 0x0, 0x0, {0xfff}}, 0x18) ioctl$PPPIOCSCOMPRESS(r0, 0x4010744d) 08:51:33 executing program 0: socket(0x11, 0x0, 0x300) 08:51:33 executing program 1: r0 = syz_open_dev$loop(0x0, 0x100, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5421) 08:51:33 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000180)={'bridge_slave_0\x00', 0x4, 0x85}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) recvfrom$x25(r0, &(0x7f0000000000)=""/119, 0x77, 0x40002161, &(0x7f0000000080)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) 08:51:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1278) 08:51:33 executing program 0: socket(0x11, 0x0, 0x300) 08:51:33 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x80000) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:33 executing program 5: socket(0x11, 0xa, 0x0) rt_sigprocmask(0x2, &(0x7f0000000040)={[0xe]}, &(0x7f0000000080), 0x8) 08:51:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5450) 08:51:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1279) 08:51:33 executing program 0: socket(0x11, 0x0, 0x300) 08:51:33 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x5b, 0x1, 0x4, 0x6, 0x5, 0x81}) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000040)={0x8057, 0x1}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:33 executing program 5: socket(0x11, 0xa, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000000)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000002040)={0x20, 0xffffffffffffffea, r0, {0x80000001, 0x0, 0xffff, 0xffffff2f}}, 0x20) 08:51:33 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x5) 08:51:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5451) 08:51:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127a) 08:51:34 executing program 0: socket(0x11, 0xa, 0x0) 08:51:34 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, &(0x7f0000000040), &(0x7f0000000080)=0x12, 0xc0c00) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x1f, 0x9, 0x0, 0x0, 0x8000000, 0x81}) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKSECTGET(r2, 0x1267, &(0x7f0000000000)) 08:51:34 executing program 1: syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x5) 08:51:34 executing program 5: socket(0x11, 0xa, 0x0) socket(0x2, 0x806, 0x7ff) 08:51:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127b) 08:51:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5452) 08:51:34 executing program 0: socket(0x11, 0xa, 0x0) 08:51:34 executing program 5: socket(0x11, 0xa, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x81}) 08:51:34 executing program 1: syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x5) 08:51:34 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x0, 0x400000}) 08:51:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127c) 08:51:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5460) 08:51:34 executing program 0: socket(0x11, 0xa, 0x0) 08:51:34 executing program 1: syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(0xffffffffffffffff, 0x4c08, 0x5) 08:51:34 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000040)={0x23, "21b09c672747d098be2ac8a53c2f340bf350b389d06e41e6f3112d7b1dc4bcd832ef92d78ecfe9dd6e8bc36dcd396de84f8432623d38769785b3dd71475bbbfaedb4f591bff4c6334ed28fd758c0c610b7bc9e099a1249fbbc53df7c68d3a08d7251a4c6232bcfbf9af12eefb41136fb8b49cc206faca31fde5958650753504e"}) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x7, 0x20, 0x5, 0xff, 0xe, 0x12, 0x5, "91d8fae08b937a94a47285b4a2d8763ef6cae96f", "6a46df20ef85550dd227b22000"}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x26}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$IOC_PR_RESERVE(r4, 0x401070c9, &(0x7f0000000100)={0x100000000, 0x1bb6, 0x1}) ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000180)={'veth0_to_hsr\x00', 0x8, 0x2}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) 08:51:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x6364) 08:51:34 executing program 0: socket(0x11, 0xa, 0x0) socket(0x2, 0x806, 0x7ff) 08:51:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127d) 08:51:34 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(r0, 0x4c08, 0x0) 08:51:34 executing program 0: socket(0x11, 0xa, 0x0) socket(0x2, 0x806, 0x7ff) 08:51:34 executing program 1: socket(0x2, 0xa, 0x0) 08:51:34 executing program 5: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) getgroups(0x4, &(0x7f0000000000)=[0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xffffffffffffffff]) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_DIRENTPLUS(r0, &(0x7f0000002080)={0x3c0, 0x0, 0x0, [{{0x1, 0x2, 0x80, 0xfff, 0x0, 0x6, {0x2, 0x1, 0x100000001, 0x200, 0x8, 0x3ff, 0x8, 0x5, 0xd8, 0x6000, 0x7, 0xffffffffffffffff, 0x0, 0xfffffff8, 0x1}}, {0x2, 0x0, 0x0, 0x5}}, {{0x3, 0x2, 0x9c6a, 0x80000000, 0x6, 0xff, {0x4, 0x9, 0x3ff, 0x100000001, 0x3, 0x7, 0xc1d, 0x2, 0x6, 0x4000, 0xe1, 0xffffffffffffffff, 0xee00, 0x4, 0x68}}, {0x1, 0x3ff, 0x3, 0xfffffffa, '[I]'}}, {{0x6, 0x3, 0x7f, 0x9, 0x2, 0x7, {0x5, 0x3, 0x89c8, 0x7, 0x0, 0x5, 0x0, 0x8, 0x3, 0xc000, 0x8, 0x0, 0xee01, 0x4, 0x2}}, {0x2, 0x1000, 0x0, 0x3}}, {{0x4, 0x1, 0x9, 0x8001, 0x8, 0x9b33, {0x5, 0x8, 0x248, 0x8000, 0x2, 0x1, 0x496, 0x200, 0x5, 0x2000, 0x0, 0x0, r1, 0x2, 0x80000000}}, {0x2, 0x0, 0x1, 0x0, '}'}}, {{0x3, 0x1, 0xa670, 0x40, 0x2, 0x9, {0x2, 0x1ff, 0x8, 0x0, 0x2, 0x4, 0x8, 0x80000001, 0x6, 0x1000, 0x3, 0xffffffffffffffff, 0xffffffffffffffff, 0x81, 0xffffff3b}}, {0x0, 0x781, 0x1, 0x6, '\x00'}}, {{0x2, 0x2, 0x6, 0x8, 0x1, 0x8001, {0x6, 0xeb3, 0x10001, 0x5, 0x7, 0x5, 0x80, 0xfffffffb, 0x7, 0x4000, 0x8, r2, 0xee01, 0x0, 0x9}}, {0x5, 0x1, 0x1, 0x8, ':'}}]}, 0x3c0) socket(0x11, 0xa, 0x0) 08:51:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127e) 08:51:35 executing program 0: socket(0x11, 0xa, 0x0) socket(0x2, 0x806, 0x7ff) 08:51:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8913) 08:51:35 executing program 1: socket(0x2, 0xa, 0x0) [ 1972.529388][ T45] block nbd4: Receive control failed (result -32) [ 1972.539295][ T5826] block nbd4: shutting down sockets [ 1972.592324][ T5825] block nbd4: shutting down sockets 08:51:35 executing program 0: socket(0x2, 0x806, 0x7ff) 08:51:35 executing program 5: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x420000, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r1 = socket(0x11, 0xa, 0x0) timer_create(0x2, &(0x7f00000000c0)={0x0, 0x3e, 0x1, @tid=0xffffffffffffffff}, &(0x7f00000004c0)) ioctl$BLKRRPART(r0, 0x125f, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000500), 0x98402, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) recvmsg$can_bcm(r1, &(0x7f0000000400)={&(0x7f0000000000)=@rc={0x1f, @none}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000240)=""/100, 0x64}, {&(0x7f0000000100)=""/74, 0x4a}, {&(0x7f0000000180)=""/155, 0x9b}, {&(0x7f0000000440)=""/115, 0x73}], 0x4, &(0x7f0000000300)=""/253, 0xfd}, 0x40000060) 08:51:35 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x127f) 08:51:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8914) 08:51:35 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x48400) ioctl$BLKPBSZGET(r1, 0x127b, &(0x7f0000000040)) r2 = accept4(r0, 0x0, &(0x7f00000000c0), 0x0) recvmsg$can_bcm(r2, &(0x7f00000006c0)={&(0x7f0000000180)=@generic, 0x80, &(0x7f0000000600)=[{&(0x7f0000000200)=""/111, 0x6f}, {&(0x7f0000000280)=""/153, 0x99}, {&(0x7f0000000340)=""/223, 0xdf}, {&(0x7f0000000440)=""/129, 0x81}, {&(0x7f0000000500)=""/91, 0x5b}, {&(0x7f0000000580)=""/104, 0x68}, {&(0x7f0000000100)=""/28, 0x1c}], 0x7, &(0x7f0000000680)=""/24, 0x18}, 0x2) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000080)={0x4f}) ioctl$IMGETCOUNT(r2, 0x80044943, &(0x7f0000000740)) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r3, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGDEBUG(r3, 0x80047441, &(0x7f0000000700)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x10000000, 0x4}) 08:51:35 executing program 1: socket(0x2, 0xa, 0x0) 08:51:35 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4c01) 08:51:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8933) 08:51:35 executing program 0: socket(0x0, 0x806, 0x7ff) 08:51:35 executing program 1: socket(0x0, 0xa, 0x0) 08:51:35 executing program 5: r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000040)) ioctl$SNDRV_TIMER_IOCTL_STATUS32(0xffffffffffffffff, 0x80585414, &(0x7f00000001c0)) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000000)={0x1}) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000080)={0x3e}) socket(0x26, 0x5, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40000) ioctl$BLKPG(r1, 0x1269, &(0x7f0000000180)={0x1ff, 0x3, 0x7a, &(0x7f0000000100)="b1826cbe9960a40a3013be1d009edd4ef5fa05e46f827ec6f69293f7fb387c3fa3106aa100a04cdf7df032149c18432bcb0b909532fd0e22b676e069b39fd2c3faae068e3d39d3d65827b3cd5b12008c94cedda72faa7a35cf356168deacaea5a0e111ccaa9ae99b46ace51e5b16290e88114c58282872877f2f"}) 08:51:36 executing program 4: syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), 0xffffffffffffffff) syz_init_net_socket$x25(0x9, 0x5, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4$x25(r0, 0x0, 0x0, 0x0) accept4(r0, 0x0, &(0x7f0000000040), 0x400) socket$can_bcm(0x1d, 0x2, 0x2) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x1, 0x0, 0x80b, 0x0, 0xffffff70, 0x81}) 08:51:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x541b) 08:51:36 executing program 5: r0 = socket(0x15, 0x80000, 0x5) recvmsg$can_bcm(r0, &(0x7f00000002c0)={&(0x7f0000000000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000080)=""/47, 0x2f}, {&(0x7f00000000c0)=""/214, 0xd6}, {&(0x7f00000001c0)=""/48, 0x30}], 0x3, &(0x7f0000000240)=""/71, 0x47}, 0x0) 08:51:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448c9) 08:51:36 executing program 1: socket(0x0, 0xa, 0x0) 08:51:36 executing program 0: socket(0x0, 0x806, 0x7ff) 08:51:36 executing program 4: openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x2900, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x400400, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xfffffffe}) 08:51:36 executing program 1: socket(0x0, 0xa, 0x0) 08:51:36 executing program 5: eventfd2(0x80000001, 0x0) r0 = socket(0x28, 0xa, 0x0) bind$bt_sco(r0, &(0x7f0000000000)={0x1f, @none}, 0x8) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f0000000040)={0x6, 0x401, 0x3f}) 08:51:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5421) 08:51:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448dd) 08:51:36 executing program 5: socket(0x11, 0xa, 0xffffffff) 08:51:36 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x5b}) 08:51:36 executing program 0: socket(0x0, 0x806, 0x7ff) 08:51:36 executing program 1: socket(0x2, 0x0, 0x0) 08:51:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400454ca) 08:51:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5450) 08:51:36 executing program 5: socket(0x1a, 0x3, 0x0) 08:51:36 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000080)={0x73, 0x6, 0x5, 0x5, 0xd4, 0x81}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f00000000c0)={0xb342, 0x1, 0xfc00, 0xf8, 0x2, 0x1b, 0x12, "adc2c6e1b8ef78bb3002cedd3dd04243f2bc1836", "d6af49727f12f386a85fea211c8b02692091126f"}) accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x800) 08:51:36 executing program 0: socket(0x2, 0x0, 0x7ff) 08:51:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40049409) 08:51:36 executing program 1: socket(0x2, 0x0, 0x0) 08:51:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5451) 08:51:37 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, &(0x7f0000000000)={0x2}) 08:51:37 executing program 0: socket(0x2, 0x0, 0x0) 08:51:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40081271) 08:51:37 executing program 5: socket(0x11, 0xa, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000000)={'veth0_virt_wifi\x00', 0x40, 0x8}) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r1, 0x4068aea3, &(0x7f0000000100)) 08:51:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5452) 08:51:37 executing program 1: socket(0x2, 0x0, 0x0) 08:51:37 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000000)="14dfef3974f24c160ff4c133066a120a97d2b5eb6697bdbf7fc871dc382861afbfc87d49221a9a52ddc01504f88b1c34b0ba638ae8567d45e223f53b9525d55e72b3a520053ee9a58a78bf915e8b4a6a7fd2116a151f5db1a4f3ab58a0341c4229e86e0b0b2e9a8bd3ee0a14864fff68c9e00a31f93975bdca2421c45ffead2de2fbde3f5f1240adf79878c78ab9dce5f920d8622cd1f484b34fceefec0000648c4d65feab68395d24acd2db40dc7a4cb5c0d1", 0xb3, 0x20000085, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x40000001, 0x0, 0x0, 0x0, 0x0, 0x81}) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:51:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40086602) 08:51:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x5460) 08:51:37 executing program 5: bind$bt_sco(0xffffffffffffffff, &(0x7f0000000000)={0x1f, @none}, 0x8) socket(0x15, 0xa, 0x802) 08:51:37 executing program 0: socket(0x2, 0x0, 0x0) 08:51:37 executing program 4: syz_genetlink_get_family_id$ieee802154(&(0x7f0000000640), 0xffffffffffffffff) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) write$FUSE_GETXATTR(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0x0, 0x0, {0xffffff7f}}, 0x18) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x6364) 08:51:37 executing program 1: openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x2900, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x400400, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0xfffffffe}) 08:51:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40186366) 08:51:37 executing program 5: socket(0x21, 0x6, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000000)={'vxcan1\x00', 0x8000000b335, 0x5}) 08:51:37 executing program 0: socket(0x2, 0x0, 0x0) 08:51:37 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) r5 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(r4, 0x4040ae79, &(0x7f0000000140)={0x0, 0x0, 0x0, r5}) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000040)={0x100000, &(0x7f0000000000), 0x4, r5, 0x1}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000100)) sendto$x25(r0, &(0x7f0000000180)="f36d42be32847c431bb1e4dd1f9689f9593b03a6012a94b4c278f508ef68549c37c8ad6490c05aaef76c81add87ba70173f5e28c38482c58b625a5f63ff1a4a4d38bc3e608889ad6e2c3d8623d5b7e6e6981e7521d95ae02b0eff6c6dfaba3d27cbf5a90fde7f4be8c7a6dacfa18d8be854260a3f8dfd353ad35a1ac93fa8acb0d4ce4", 0x83, 0x880, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x1}}, 0x12) 08:51:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401c5820) 08:51:37 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 1) 08:51:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8913) 08:51:37 executing program 5: socket(0x11, 0xa, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r1 = getuid() write$FUSE_DIRENTPLUS(r0, &(0x7f0000000080)={0x148, 0x0, 0x0, [{{0x4, 0x2, 0x9, 0x3475, 0x40, 0x5, {0x4, 0x80, 0x8, 0x7ff, 0x7, 0x6, 0xad7, 0x6, 0xfffffffd, 0x1000, 0xb3f, r1, 0x0, 0x0, 0x5}}, {0x3, 0x100, 0x0, 0x2d}}, {{0x0, 0x1, 0x4, 0x934, 0x9, 0x6, {0x3, 0x8, 0x80, 0x9, 0x81, 0x8, 0x1f, 0x9, 0x80000001, 0x4000, 0x4, 0x0, 0xee00, 0xffff849c, 0x6}}, {0x1, 0x8, 0x4, 0x9, '-)[:'}}]}, 0x148) ioctl$PPPIOCATTACH(0xffffffffffffffff, 0x4004743d, &(0x7f0000000000)=0x1) [ 1974.860695][ T6004] FAULT_INJECTION: forcing a failure. [ 1974.860695][ T6004] name failslab, interval 1, probability 0, space 0, times 0 [ 1974.873511][ T6004] CPU: 1 PID: 6004 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1974.883432][ T6004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1974.893510][ T6004] Call Trace: [ 1974.896811][ T6004] [ 1974.899734][ T6004] dump_stack_lvl+0xcd/0x134 [ 1974.904333][ T6004] should_fail.cold+0x5/0xa [ 1974.908834][ T6004] ? sock_free_inode+0x20/0x20 [ 1974.913594][ T6004] ? sock_alloc_inode+0x18/0x1c0 [ 1974.918528][ T6004] should_failslab+0x5/0x10 [ 1974.923026][ T6004] kmem_cache_alloc+0x5e/0x3a0 [ 1974.927787][ T6004] ? sock_free_inode+0x20/0x20 [ 1974.932566][ T6004] sock_alloc_inode+0x18/0x1c0 [ 1974.937327][ T6004] ? sock_free_inode+0x20/0x20 [ 1974.942096][ T6004] alloc_inode+0x61/0x230 [ 1974.946427][ T6004] new_inode_pseudo+0x14/0xe0 [ 1974.951103][ T6004] sock_alloc+0x3c/0x260 [ 1974.955348][ T6004] __sock_create+0xb9/0x790 [ 1974.959848][ T6004] ? __context_tracking_exit+0xb8/0xe0 [ 1974.965324][ T6004] ? lock_downgrade+0x6e0/0x6e0 [ 1974.970200][ T6004] __sys_socket+0xef/0x200 [ 1974.974628][ T6004] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1974.979746][ T6004] __x64_sys_socket+0x6f/0xb0 [ 1974.984420][ T6004] ? syscall_enter_from_user_mode+0x21/0x70 [ 1974.990322][ T6004] do_syscall_64+0x35/0xb0 [ 1974.994743][ T6004] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1975.000669][ T6004] RIP: 0033:0x7f8965140a39 [ 1975.005092][ T6004] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1975.024698][ T6004] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1975.033108][ T6004] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1975.041090][ T6004] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000002 [ 1975.049053][ T6004] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1975.057018][ T6004] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1975.064980][ T6004] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1975.072960][ T6004] [ 1975.076759][ T6004] socket: no more sockets 08:51:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4020940d) 08:51:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8914) 08:51:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8913) 08:51:38 executing program 5: r0 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00', @ANYRES16=r0, @ANYBLOB="00042cbd7000fddbdf253100000005003300090000000a0001007770616e340000000500330080000000050034001f000000050033002200000005003300ff000000"], 0x48}, 0x1, 0x0, 0x0, 0x67d6387267ceb9a4}, 0x4004884) socket(0x10, 0x4, 0x0) 08:51:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x8933) 08:51:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081270) 08:51:38 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 2) [ 1975.502179][ T1196] ieee802154 phy0 wpan0: encryption failed: -22 [ 1975.508560][ T1196] ieee802154 phy1 wpan1: encryption failed: -22 [ 1975.536387][ T6038] FAULT_INJECTION: forcing a failure. [ 1975.536387][ T6038] name failslab, interval 1, probability 0, space 0, times 0 [ 1975.549382][ T6038] CPU: 1 PID: 6038 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1975.559295][ T6038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1975.569370][ T6038] Call Trace: [ 1975.572658][ T6038] [ 1975.575596][ T6038] dump_stack_lvl+0xcd/0x134 [ 1975.580216][ T6038] should_fail.cold+0x5/0xa [ 1975.584743][ T6038] ? security_inode_alloc+0x34/0x160 [ 1975.590058][ T6038] should_failslab+0x5/0x10 [ 1975.594581][ T6038] kmem_cache_alloc+0x5e/0x3a0 [ 1975.599368][ T6038] security_inode_alloc+0x34/0x160 [ 1975.604509][ T6038] inode_init_always+0x5d8/0xe10 [ 1975.609466][ T6038] ? __init_waitqueue_head+0x6b/0xd0 [ 1975.614773][ T6038] alloc_inode+0x82/0x230 [ 1975.619121][ T6038] new_inode_pseudo+0x14/0xe0 [ 1975.623815][ T6038] sock_alloc+0x3c/0x260 [ 1975.628076][ T6038] __sock_create+0xb9/0x790 [ 1975.632594][ T6038] ? __context_tracking_exit+0xb8/0xe0 [ 1975.638069][ T6038] ? lock_downgrade+0x6e0/0x6e0 [ 1975.642943][ T6038] __sys_socket+0xef/0x200 [ 1975.647392][ T6038] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1975.652540][ T6038] __x64_sys_socket+0x6f/0xb0 [ 1975.657238][ T6038] ? syscall_enter_from_user_mode+0x21/0x70 [ 1975.663176][ T6038] do_syscall_64+0x35/0xb0 [ 1975.667614][ T6038] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1975.673542][ T6038] RIP: 0033:0x7f8965140a39 [ 1975.677970][ T6038] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1975.697590][ T6038] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1975.706021][ T6038] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1975.714003][ T6038] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000002 [ 1975.721987][ T6038] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1975.729979][ T6038] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1975.738056][ T6038] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1975.746053][ T6038] [ 1975.749168][ T6038] socket: no more sockets 08:51:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448c9) 08:51:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x6364) 08:51:38 executing program 5: socket(0x11, 0xa, 0x0) socket(0x15, 0x2, 0x2b000000) 08:51:38 executing program 4: r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000040)) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000000)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000000180)={0x7b, "112a072dbaaf67778c5402b9788e1dbb31d485dbe97973c305a45143e78f5add175153c7cb56649e391148da35ebbcb4696864ad7e0082e9305c0ec832b6f2edaf7e2223da45823010f9dfd60e7a95f28bd578bf7f3b5c390c28e869ac1f5671e8d9e3c696cb519973369a394ef904078c49d37fe5ecb2d378f45d3d0d3199cd"}) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_GET_DIRTY_LOG(r2, 0x4010ae42, &(0x7f0000000080)={0x1fe, 0x0, &(0x7f0000ffd000/0x2000)=nil}) 08:51:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081272) 08:51:38 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 3) 08:51:39 executing program 5: r0 = socket(0x5, 0x800, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, 0xffffffffffffffff, 0x2061) socket(0x11, 0xa, 0x0) 08:51:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086301) 08:51:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400448dd) 08:51:39 executing program 0: socket(0x2, 0x0, 0x7ff) (fail_nth: 1) 08:51:39 executing program 4: ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000080)={0x81, 0x0, 0x2}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x1, 0x400040) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r1, 0x40405514, &(0x7f0000000040)={0x6, 0x4, 0x200, 0x5, 'syz0\x00', 0x7}) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKSECTGET(r2, 0x1267, &(0x7f0000000100)) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1976.073511][ T6056] FAULT_INJECTION: forcing a failure. [ 1976.073511][ T6056] name failslab, interval 1, probability 0, space 0, times 0 [ 1976.086766][ T6056] CPU: 1 PID: 6056 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1976.096687][ T6056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1976.106766][ T6056] Call Trace: [ 1976.110057][ T6056] [ 1976.112999][ T6056] dump_stack_lvl+0xcd/0x134 [ 1976.117623][ T6056] should_fail.cold+0x5/0xa [ 1976.122160][ T6056] ? sk_prot_alloc+0x110/0x290 [ 1976.126970][ T6056] should_failslab+0x5/0x10 [ 1976.131494][ T6056] __kmalloc+0x72/0x340 [ 1976.135667][ T6056] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1976.141943][ T6056] sk_prot_alloc+0x110/0x290 [ 1976.146556][ T6056] sk_alloc+0x30/0xa60 [ 1976.150647][ T6056] packet_create+0x11d/0xac0 [ 1976.155329][ T6056] __sock_create+0x353/0x790 [ 1976.159949][ T6056] __sys_socket+0xef/0x200 [ 1976.164392][ T6056] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1976.169537][ T6056] __x64_sys_socket+0x6f/0xb0 [ 1976.174236][ T6056] ? syscall_enter_from_user_mode+0x21/0x70 [ 1976.180170][ T6056] do_syscall_64+0x35/0xb0 [ 1976.184612][ T6056] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1976.190525][ T6056] RIP: 0033:0x7f8965140a39 [ 1976.194956][ T6056] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1976.214591][ T6056] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 08:51:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x400454ca) [ 1976.223029][ T6056] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1976.231017][ T6056] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000002 [ 1976.239008][ T6056] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1976.246998][ T6056] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1976.254987][ T6056] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1976.262993][ T6056] [ 1976.289998][ T6066] FAULT_INJECTION: forcing a failure. [ 1976.289998][ T6066] name failslab, interval 1, probability 0, space 0, times 0 [ 1976.302960][ T6066] CPU: 1 PID: 6066 Comm: syz-executor.0 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1976.312966][ T6066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1976.323038][ T6066] Call Trace: [ 1976.326332][ T6066] [ 1976.329272][ T6066] dump_stack_lvl+0xcd/0x134 [ 1976.333893][ T6066] should_fail.cold+0x5/0xa [ 1976.338425][ T6066] ? sock_free_inode+0x20/0x20 [ 1976.343211][ T6066] ? sock_alloc_inode+0x18/0x1c0 [ 1976.348178][ T6066] should_failslab+0x5/0x10 [ 1976.352701][ T6066] kmem_cache_alloc+0x5e/0x3a0 [ 1976.357489][ T6066] ? sock_free_inode+0x20/0x20 [ 1976.362278][ T6066] sock_alloc_inode+0x18/0x1c0 [ 1976.367062][ T6066] ? sock_free_inode+0x20/0x20 [ 1976.371853][ T6066] alloc_inode+0x61/0x230 [ 1976.376206][ T6066] new_inode_pseudo+0x14/0xe0 [ 1976.380907][ T6066] sock_alloc+0x3c/0x260 [ 1976.385166][ T6066] __sock_create+0xb9/0x790 [ 1976.389696][ T6066] ? __context_tracking_exit+0xb8/0xe0 [ 1976.395176][ T6066] ? lock_downgrade+0x6e0/0x6e0 [ 1976.400053][ T6066] __sys_socket+0xef/0x200 [ 1976.404493][ T6066] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1976.409640][ T6066] __x64_sys_socket+0x6f/0xb0 [ 1976.414340][ T6066] ? syscall_enter_from_user_mode+0x21/0x70 [ 1976.420271][ T6066] do_syscall_64+0x35/0xb0 [ 1976.424708][ T6066] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1976.430621][ T6066] RIP: 0033:0x7fbe1182fa39 [ 1976.435055][ T6066] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1976.454678][ T6066] RSP: 002b:00007fbe0eda5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1976.463119][ T6066] RAX: ffffffffffffffda RBX: 00007fbe11932f60 RCX: 00007fbe1182fa39 [ 1976.471111][ T6066] RDX: 00000000000007ff RSI: 0000000000000000 RDI: 0000000000000002 [ 1976.479099][ T6066] RBP: 00007fbe0eda51d0 R08: 0000000000000000 R09: 0000000000000000 08:51:39 executing program 4: ioctl$SNDRV_TIMER_IOCTL_STATUS32(0xffffffffffffffff, 0x80585414, &(0x7f0000000000)) write$tcp_congestion(0xffffffffffffffff, &(0x7f0000000100)='westwood\x00', 0x9) write$tcp_congestion(0xffffffffffffffff, &(0x7f0000000180)='hybla\x00', 0x6) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) ioctl$PPPIOCDISCONN(r2, 0x7439) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000200)={'bond0\x00', 0x9, 0xf3c}) [ 1976.487089][ T6066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1976.495081][ T6066] R13: 00007ffccb78051f R14: 00007fbe0eda5300 R15: 0000000000022000 [ 1976.503086][ T6066] [ 1976.506237][ T6066] socket: no more sockets 08:51:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086601) 08:51:39 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 4) 08:51:39 executing program 0: socket(0x2, 0x0, 0x7ff) (fail_nth: 2) 08:51:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40049409) 08:51:39 executing program 5: socket(0x11, 0xa, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) [ 1976.763127][ T6083] FAULT_INJECTION: forcing a failure. [ 1976.763127][ T6083] name failslab, interval 1, probability 0, space 0, times 0 [ 1976.772433][ T6084] FAULT_INJECTION: forcing a failure. [ 1976.772433][ T6084] name failslab, interval 1, probability 0, space 0, times 0 [ 1976.775919][ T6083] CPU: 1 PID: 6083 Comm: syz-executor.0 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1976.798276][ T6083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1976.808337][ T6083] Call Trace: [ 1976.811615][ T6083] [ 1976.814547][ T6083] dump_stack_lvl+0xcd/0x134 [ 1976.819176][ T6083] should_fail.cold+0x5/0xa [ 1976.823695][ T6083] ? security_inode_alloc+0x34/0x160 [ 1976.828994][ T6083] should_failslab+0x5/0x10 [ 1976.833534][ T6083] kmem_cache_alloc+0x5e/0x3a0 [ 1976.838307][ T6083] security_inode_alloc+0x34/0x160 [ 1976.843431][ T6083] inode_init_always+0x5d8/0xe10 [ 1976.848456][ T6083] ? __init_waitqueue_head+0x6b/0xd0 [ 1976.853749][ T6083] alloc_inode+0x82/0x230 [ 1976.858081][ T6083] new_inode_pseudo+0x14/0xe0 [ 1976.862763][ T6083] sock_alloc+0x3c/0x260 [ 1976.867014][ T6083] __sock_create+0xb9/0x790 [ 1976.871520][ T6083] ? __context_tracking_exit+0xb8/0xe0 [ 1976.876997][ T6083] ? lock_downgrade+0x6e0/0x6e0 [ 1976.881856][ T6083] __sys_socket+0xef/0x200 [ 1976.886280][ T6083] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1976.891408][ T6083] __x64_sys_socket+0x6f/0xb0 [ 1976.896088][ T6083] ? syscall_enter_from_user_mode+0x21/0x70 [ 1976.902078][ T6083] do_syscall_64+0x35/0xb0 [ 1976.906497][ T6083] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1976.912391][ T6083] RIP: 0033:0x7fbe1182fa39 [ 1976.916811][ T6083] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1976.936422][ T6083] RSP: 002b:00007fbe0eda5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1976.944835][ T6083] RAX: ffffffffffffffda RBX: 00007fbe11932f60 RCX: 00007fbe1182fa39 [ 1976.952813][ T6083] RDX: 00000000000007ff RSI: 0000000000000000 RDI: 0000000000000002 [ 1976.960879][ T6083] RBP: 00007fbe0eda51d0 R08: 0000000000000000 R09: 0000000000000000 [ 1976.968857][ T6083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1976.976831][ T6083] R13: 00007ffccb78051f R14: 00007fbe0eda5300 R15: 0000000000022000 [ 1976.984844][ T6083] [ 1976.987863][ T6084] CPU: 0 PID: 6084 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1976.989195][ T6083] socket: no more sockets [ 1976.997763][ T6084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1976.997779][ T6084] Call Trace: [ 1976.997787][ T6084] [ 1976.997796][ T6084] dump_stack_lvl+0xcd/0x134 [ 1976.997834][ T6084] should_fail.cold+0x5/0xa [ 1976.997865][ T6084] ? apparmor_sk_alloc_security+0x84/0x150 [ 1976.997889][ T6084] should_failslab+0x5/0x10 [ 1976.997915][ T6084] kmem_cache_alloc_trace+0x55/0x2c0 [ 1976.997949][ T6084] apparmor_sk_alloc_security+0x84/0x150 [ 1976.997979][ T6084] security_sk_alloc+0x50/0xb0 [ 1976.998009][ T6084] sk_prot_alloc+0x12e/0x290 [ 1976.998038][ T6084] sk_alloc+0x30/0xa60 [ 1976.998066][ T6084] packet_create+0x11d/0xac0 [ 1976.998098][ T6084] __sock_create+0x353/0x790 [ 1976.998136][ T6084] __sys_socket+0xef/0x200 [ 1976.998166][ T6084] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1976.998208][ T6084] __x64_sys_socket+0x6f/0xb0 [ 1976.998243][ T6084] ? syscall_enter_from_user_mode+0x21/0x70 [ 1976.998280][ T6084] do_syscall_64+0x35/0xb0 [ 1976.998310][ T6084] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1976.998338][ T6084] RIP: 0033:0x7f8965140a39 08:51:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x801c581f) [ 1976.998361][ T6084] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1977.126493][ T6084] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1977.134929][ T6084] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1977.142916][ T6084] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000002 [ 1977.150902][ T6084] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 08:51:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) accept4$x25(r1, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80800) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1977.158890][ T6084] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1977.166881][ T6084] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1977.174887][ T6084] 08:51:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) 08:51:40 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000180)={0x3c, "2ddaeae072124c9f64659a8e717fe7843bd6b4da5f51bcdc45810fffad02e66e929f2c1c45da5f3d4725420466b0aac8e744a5004671cae4b032f2f8f2f02ec83daade0728dc4d6f131f88459599f39ab08fc438bd7a265923be4a33645aca1d7e082a9e61b9b3546a61ca9a63decfa54d934c6f7d30d346c702662f3b4412f9"}) socket(0x15, 0x800, 0x7) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(r3, 0x4040ae79, &(0x7f0000000140)={0x0, 0x0, 0x0, r4}) ioctl$KVM_PPC_GET_PVINFO(r1, 0x4080aea1, &(0x7f00000000c0)=""/70) r5 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r6 = ioctl$KVM_CREATE_VM(r5, 0xae01, 0x0) r7 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(r6, 0x4040ae79, &(0x7f0000000140)={0x0, 0x0, 0x0, r7}) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000040)={0x0, &(0x7f0000000000), 0x1, r7, 0xe}) 08:51:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40081271) 08:51:40 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000000)="74f4c54a0eb0b179320c11c7df28e2fece3f44e9d0bbda9ae726c974097fb6a888f62783eed3dd9d0da8452ccaddeff49adf21d02e261a8bd1ab14c3091696d1d7ac19f6277387c9486a53d76eac34948a73db315a8d3aadb676c648da8b7968ba725f591738e6dbaaf47df3fcae0551d2bc93e7c35fa2f9196a4ee4b10a739e4d58f3", 0x83, 0x48d5, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r4, 0x89eb, &(0x7f0000000280)={0x93cd, 0x8, 0x0, 0x5, 0xe8, 0xc, 0xe, "c9d5d039e65ff88a55d3ab6a18f52329c8d74ed8", "0dbea657c3d46cf611efcecd8652ed1938896cd8"}) sendto$x25(r3, &(0x7f0000000180)="c00ce39996efa2c15f2e62829b0be46477c620293fc30d6b6d85aecb32aaa0c7dec97ec85cfce966d77ecb971527fc5b2ae77fe024ca46cb8c4d1efa56d8d4e2fe80ef17ef70956e8880c1a43624cd7b1e3575dfe5c0235888075b41e7a69d6b15142ad99e4ce8bd9b3b02082f429f996ca60e5e114e51188f2e47654702db0bd56b06818631331554d0d22e67cadb5206c2ce3f61dff0ae89ac1fbe9e3033d8d0e282648f3967a4268083e7b6424eb100200498a1f3d25aebe3f501ba9102330ea3b3074835", 0xc6, 0x40, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x0}}, 0x12) r5 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000002580), 0x800) ioctl$SIOCX25SSUBSCRIP(r5, 0x89e1, &(0x7f00000025c0)={'netdevsim0\x00', 0xfffffffffffffff8, 0x3}) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r6, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r6, 0x89e0, &(0x7f00000002c0)={'bond_slave_0\x00', 0x38, 0x7}) 08:51:40 executing program 0: socket(0x2, 0x0, 0x7ff) (fail_nth: 3) 08:51:40 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 5) 08:51:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) [ 1977.539053][ T6110] FAULT_INJECTION: forcing a failure. [ 1977.539053][ T6110] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1977.552545][ T6110] CPU: 1 PID: 6110 Comm: syz-executor.0 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1977.562464][ T6110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1977.570258][ T6108] FAULT_INJECTION: forcing a failure. [ 1977.570258][ T6108] name failslab, interval 1, probability 0, space 0, times 0 [ 1977.572530][ T6110] Call Trace: [ 1977.572541][ T6110] [ 1977.572552][ T6110] dump_stack_lvl+0xcd/0x134 [ 1977.595930][ T6110] should_fail.cold+0x5/0xa [ 1977.600456][ T6110] _copy_to_user+0x2c/0x150 [ 1977.604969][ T6110] simple_read_from_buffer+0xcc/0x160 [ 1977.610356][ T6110] proc_fail_nth_read+0x187/0x220 [ 1977.615397][ T6110] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1977.621124][ T6110] ? security_file_permission+0xab/0xd0 [ 1977.626685][ T6110] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1977.632410][ T6110] vfs_read+0x1b5/0x600 [ 1977.636670][ T6110] ksys_read+0x12d/0x250 [ 1977.640942][ T6110] ? vfs_write+0xae0/0xae0 [ 1977.645364][ T6110] ? syscall_enter_from_user_mode+0x21/0x70 [ 1977.651275][ T6110] do_syscall_64+0x35/0xb0 [ 1977.655697][ T6110] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1977.661593][ T6110] RIP: 0033:0x7fbe117e25ec [ 1977.666009][ T6110] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 1977.685614][ T6110] RSP: 002b:00007fbe0eda5170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 1977.694034][ T6110] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00007fbe117e25ec [ 1977.702005][ T6110] RDX: 000000000000000f RSI: 00007fbe0eda51e0 RDI: 0000000000000003 [ 1977.709987][ T6110] RBP: 00007fbe0eda51d0 R08: 0000000000000000 R09: 0000000000000000 [ 1977.717958][ T6110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1977.725923][ T6110] R13: 00007ffccb78051f R14: 00007fbe0eda5300 R15: 0000000000022000 [ 1977.733922][ T6110] 08:51:40 executing program 0: socket(0x2, 0x0, 0x7ff) [ 1977.736936][ T6108] CPU: 0 PID: 6108 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1977.746844][ T6108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1977.757087][ T6108] Call Trace: [ 1977.760396][ T6108] [ 1977.763336][ T6108] dump_stack_lvl+0xcd/0x134 [ 1977.767953][ T6108] should_fail.cold+0x5/0xa [ 1977.772481][ T6108] ? __d_alloc+0x2a/0x950 [ 1977.776830][ T6108] should_failslab+0x5/0x10 [ 1977.781452][ T6108] kmem_cache_alloc+0x5e/0x3a0 [ 1977.786246][ T6108] __d_alloc+0x2a/0x950 [ 1977.790439][ T6108] ? alloc_fd+0x2f0/0x670 [ 1977.794792][ T6108] d_alloc_pseudo+0x19/0x70 [ 1977.799322][ T6108] alloc_file_pseudo+0xc6/0x250 [ 1977.804192][ T6108] ? alloc_file+0x590/0x590 [ 1977.808725][ T6108] ? _raw_spin_unlock+0x24/0x40 [ 1977.813615][ T6108] ? alloc_fd+0x2f0/0x670 [ 1977.817981][ T6108] sock_alloc_file+0x4f/0x190 [ 1977.822678][ T6108] __sys_socket+0x13d/0x200 [ 1977.827201][ T6108] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1977.832353][ T6108] __x64_sys_socket+0x6f/0xb0 08:51:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0189436) 08:51:40 executing program 0: socket(0x2d, 0x0, 0x7ff) [ 1977.837158][ T6108] ? syscall_enter_from_user_mode+0x21/0x70 [ 1977.843077][ T6108] do_syscall_64+0x35/0xb0 [ 1977.847605][ T6108] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1977.853550][ T6108] RIP: 0033:0x7f8965140a39 [ 1977.857977][ T6108] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1977.877602][ T6108] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1977.886035][ T6108] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1977.894025][ T6108] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000002 [ 1977.902011][ T6108] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1977.909999][ T6108] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1977.917982][ T6108] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1977.926008][ T6108] 08:51:41 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_SPLIT_IRQCHIP(r1, 0x4068aea3, &(0x7f0000000000)) 08:51:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40086602) 08:51:41 executing program 0: socket(0x2, 0x2, 0x7ff) 08:51:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc020660b) 08:51:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101283) 08:51:41 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) sendto$x25(r1, &(0x7f0000000000)="76ee4e911df702ca0326f382b3e463fc3e68c7f20b1b1da62914e4c7f9d7056abba0838f83b9ab8772d6e3572552cfea5feda2", 0x33, 0x1, &(0x7f0000000040), 0x12) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 08:51:41 executing program 5: r0 = socket(0x11, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000080)={0x75, 0x200, 0xa, 0xa, 0x3ff, 0x81}) 08:51:41 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 6) 08:51:41 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x6a, 0x1, 0xb, 0x4, 0x1, 0x81}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:41 executing program 0: socket(0x2, 0xa, 0x7ff) 08:51:41 executing program 5: socket(0x11, 0xa, 0x0) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r0, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r0, 0x40505412, &(0x7f0000000000)={0x2, 0x4dca30c, 0x10000, 0x0, 0x11}) 08:51:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:51:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101286) 08:51:41 executing program 0: socket(0x2, 0xa00, 0x7ff) [ 1978.564980][ T6165] FAULT_INJECTION: forcing a failure. [ 1978.564980][ T6165] name failslab, interval 1, probability 0, space 0, times 0 [ 1978.577863][ T6165] CPU: 0 PID: 6165 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1978.587776][ T6165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1978.597847][ T6165] Call Trace: [ 1978.601146][ T6165] [ 1978.604087][ T6165] dump_stack_lvl+0xcd/0x134 [ 1978.608711][ T6165] should_fail.cold+0x5/0xa 08:51:41 executing program 5: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340), 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x6, 0x10a, 0x80000001, {0x77359400}, {0x77359400}, {0x0, 0x1}, 0x1, @canfd={{0x0, 0x1, 0x0, 0x1}, 0x34, 0x3, 0x0, 0x0, "aae17a00dafba90270388b630fed9bd2ebfbf0e004da7db0d3dc898ccb884d92c5f1ac75a155ab85413bff56f7befdc22dfa447454beafd1bdd1b84ba88411a4"}}, 0x80}}, 0x20000045) r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x87, 0x28802) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r0, 0xc1205531, &(0x7f0000000040)={0x8, 0x1ff, 0x8, 0x8, '\x00', '\x00', '\x00', 0x0, 0x3, 0x3, 0x8, "86f6659d40e93be62f367cbe617ead45"}) socket(0x11, 0xa, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, &(0x7f00000002c0)={0x572, 0x5, 0x1000, 0x20, &(0x7f0000000180)=[{}, {}, {}, {}, {}]}) 08:51:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40101288) [ 1978.613246][ T6165] ? __alloc_file+0x21/0x280 [ 1978.617863][ T6165] should_failslab+0x5/0x10 [ 1978.622389][ T6165] kmem_cache_alloc+0x5e/0x3a0 [ 1978.627180][ T6165] __alloc_file+0x21/0x280 [ 1978.631615][ T6165] alloc_empty_file+0x6d/0x170 [ 1978.636398][ T6165] alloc_file+0x59/0x590 [ 1978.640671][ T6165] alloc_file_pseudo+0x165/0x250 [ 1978.645630][ T6165] ? alloc_file+0x590/0x590 [ 1978.650163][ T6165] ? alloc_fd+0x2f0/0x670 [ 1978.654527][ T6165] sock_alloc_file+0x4f/0x190 [ 1978.659280][ T6165] __sys_socket+0x13d/0x200 [ 1978.663806][ T6165] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1978.668951][ T6165] __x64_sys_socket+0x6f/0xb0 [ 1978.673649][ T6165] ? syscall_enter_from_user_mode+0x21/0x70 [ 1978.679570][ T6165] do_syscall_64+0x35/0xb0 [ 1978.684010][ T6165] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1978.689924][ T6165] RIP: 0033:0x7f8965140a39 [ 1978.694350][ T6165] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1978.713973][ T6165] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1978.722408][ T6165] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1978.730401][ T6165] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000002 [ 1978.738483][ T6165] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1978.746469][ T6165] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1978.754461][ T6165] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1978.762473][ T6165] 08:51:41 executing program 0: socket(0x2, 0x2000000, 0x7ff) 08:51:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) accept4(r1, &(0x7f0000000080)=@xdp, &(0x7f0000000000)=0x80, 0x80800) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$PPPIOCATTACH(0xffffffffffffffff, 0x4004743d, &(0x7f0000000100)=0x1) 08:51:41 executing program 4: openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:51:42 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 7) 08:51:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070c9) 08:51:42 executing program 0: socket(0x2, 0xa000000, 0x7ff) 08:51:42 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x111000) r1 = getpgid(0x0) capset(&(0x7f0000000000)={0x20080522, r1}, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r0, 0xc1105511, &(0x7f0000000080)={{0x4, 0x5, 0x0, 0x1, 'syz0\x00'}, 0x4, 0x3, 0x0, r1, 0x1, 0x534, 'syz1\x00', &(0x7f0000000040)=['.$>\x00'], 0x4, '\x00', [0x0, 0xd62, 0x0, 0x7fff]}) socket(0x11, 0xa, 0x0) 08:51:42 executing program 2: ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xc402) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGDEBUG(r1, 0x80047441, &(0x7f0000000080)) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:42 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r1, 0x40405514, &(0x7f0000000000)={0x8, 0x2, 0x1, 0x1, '\x00', 0x10001}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) [ 1979.278608][ T6196] FAULT_INJECTION: forcing a failure. [ 1979.278608][ T6196] name failslab, interval 1, probability 0, space 0, times 0 [ 1979.291641][ T6196] CPU: 1 PID: 6196 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1979.301562][ T6196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1979.311637][ T6196] Call Trace: [ 1979.314927][ T6196] [ 1979.317870][ T6196] dump_stack_lvl+0xcd/0x134 [ 1979.322490][ T6196] should_fail.cold+0x5/0xa [ 1979.327014][ T6196] ? security_file_alloc+0x34/0x170 [ 1979.332237][ T6196] should_failslab+0x5/0x10 [ 1979.336791][ T6196] kmem_cache_alloc+0x5e/0x3a0 [ 1979.341581][ T6196] security_file_alloc+0x34/0x170 [ 1979.346637][ T6196] __alloc_file+0xd8/0x280 [ 1979.351072][ T6196] alloc_empty_file+0x6d/0x170 [ 1979.355862][ T6196] alloc_file+0x59/0x590 [ 1979.360210][ T6196] alloc_file_pseudo+0x165/0x250 [ 1979.365166][ T6196] ? alloc_file+0x590/0x590 [ 1979.369687][ T6196] ? alloc_fd+0x2f0/0x670 [ 1979.374045][ T6196] sock_alloc_file+0x4f/0x190 08:51:42 executing program 2: ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f0000000040)=0x8) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:42 executing program 0: socket(0x2, 0xfeffffff, 0x7ff) 08:51:42 executing program 5: ioctl$PPPIOCGIDLE(0xffffffffffffffff, 0x8010743f, &(0x7f0000000000)) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGUNIT(r0, 0x80047456, &(0x7f0000000040)) socket(0x11, 0xa, 0x0) 08:51:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8940, &(0x7f0000000140)={0x1}) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKFLSBUF(r4, 0x1261, &(0x7f0000000000)=0x800) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKPG(r3, 0x1269, &(0x7f0000000040)={0x9, 0x7f}) 08:51:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070ca) [ 1979.378744][ T6196] __sys_socket+0x13d/0x200 [ 1979.383278][ T6196] ? compat_sock_ioctl+0x6d0/0x6d0 [ 1979.388512][ T6196] __x64_sys_socket+0x6f/0xb0 [ 1979.393208][ T6196] ? syscall_enter_from_user_mode+0x21/0x70 [ 1979.399138][ T6196] do_syscall_64+0x35/0xb0 [ 1979.403578][ T6196] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1979.409491][ T6196] RIP: 0033:0x7f8965140a39 [ 1979.413921][ T6196] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1979.433547][ T6196] RSP: 002b:00007f89626b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1979.441983][ T6196] RAX: ffffffffffffffda RBX: 00007f8965243f60 RCX: 00007f8965140a39 [ 1979.449975][ T6196] RDX: 0000000000000000 RSI: 000000000000000a RDI: 0000000000000002 [ 1979.457963][ T6196] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1979.465952][ T6196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1979.473938][ T6196] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1979.481936][ T6196] [ 1979.699035][ T6213] block nbd4: shutting down sockets 08:51:42 executing program 1: socket(0x2, 0xa, 0x0) (fail_nth: 8) 08:51:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401070cd) 08:51:42 executing program 0: socket(0x2, 0xfffffffe, 0x7ff) 08:51:42 executing program 5: read$FUSE(0xffffffffffffffff, &(0x7f0000000000)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) sched_getattr(r0, &(0x7f0000002040)={0x38}, 0x38, 0x0) socket(0x11, 0xa, 0x0) r1 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r1, 0x80044944, &(0x7f0000000040)) ioctl$IMSETDEVNAME(r1, 0x80184947, &(0x7f0000002080)={0x14fb, 'syz0\x00'}) 08:51:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x3a19c0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$IOC_PR_RESERVE(r0, 0x401070c9, &(0x7f0000000040)={0xffff, 0x51d0, 0x1}) [ 1979.826228][ T6213] block nbd4: shutting down sockets 08:51:42 executing program 0: socket(0x2, 0x200000000000000, 0x7ff) [ 1979.880702][ T6229] FAULT_INJECTION: forcing a failure. [ 1979.880702][ T6229] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1979.893907][ T6229] CPU: 0 PID: 6229 Comm: syz-executor.1 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 1979.903817][ T6229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1979.913977][ T6229] Call Trace: [ 1979.917268][ T6229] [ 1979.920208][ T6229] dump_stack_lvl+0xcd/0x134 [ 1979.924828][ T6229] should_fail.cold+0x5/0xa [ 1979.929360][ T6229] _copy_to_user+0x2c/0x150 [ 1979.933890][ T6229] simple_read_from_buffer+0xcc/0x160 [ 1979.939294][ T6229] proc_fail_nth_read+0x187/0x220 [ 1979.944345][ T6229] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1979.950095][ T6229] ? security_file_permission+0xab/0xd0 [ 1979.955663][ T6229] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1979.961404][ T6229] vfs_read+0x1b5/0x600 [ 1979.965577][ T6229] ksys_read+0x12d/0x250 [ 1979.969831][ T6229] ? vfs_write+0xae0/0xae0 [ 1979.974265][ T6229] ? syscall_enter_from_user_mode+0x21/0x70 [ 1979.980201][ T6229] do_syscall_64+0x35/0xb0 [ 1979.984626][ T6229] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1979.990525][ T6229] RIP: 0033:0x7f89650f35ec [ 1979.994941][ T6229] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 1980.014550][ T6229] RSP: 002b:00007f89626b6170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 1980.022965][ T6229] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f89650f35ec 08:51:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x40186366) 08:51:43 executing program 5: ioctl$PPPIOCSPASS(0xffffffffffffffff, 0x40107447, &(0x7f0000000040)={0x6, &(0x7f0000000000)=[{0x200, 0x4, 0x81, 0x3}, {0x1, 0x0, 0x1b, 0x2}, {0x4, 0x4, 0x9, 0x8000}, {0x4, 0x5, 0x6, 0xfff}, {0x20, 0x9, 0x5}, {0x3, 0x0, 0xfd, 0x5}]}) socket(0x11, 0x6, 0x0) [ 1980.030948][ T6229] RDX: 000000000000000f RSI: 00007f89626b61e0 RDI: 0000000000000003 [ 1980.038915][ T6229] RBP: 00007f89626b61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1980.046881][ T6229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1980.054857][ T6229] R13: 00007ffd086f862f R14: 00007f89626b6300 R15: 0000000000022000 [ 1980.062839][ T6229] 08:51:43 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r2 = accept4$x25(r1, &(0x7f0000000080)={0x9, @remote}, &(0x7f00000000c0)=0x12, 0x80800) ioctl$SIOCX25SSUBSCRIP(r2, 0x89e1, &(0x7f0000000180)={'gretap0\x00', 0xcf, 0x4}) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f0000000000)={0xffff, 0x8}) syz_open_dev$loop(&(0x7f0000000040), 0x4, 0x541100) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1, 0x2}) 08:51:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_PPC_GET_SMMU_INFO(r2, 0x8250aea6, &(0x7f0000000040)=""/170) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:43 executing program 0: socket(0x2, 0xa00000000000000, 0x7ff) 08:51:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) 08:51:43 executing program 1: socket(0x2, 0xa, 0x0) 08:51:43 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x800) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000080)={0x7a}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:43 executing program 0: socket(0x2, 0xfeffffff00000000, 0x7ff) 08:51:43 executing program 5: rt_sigprocmask(0x1, &(0x7f0000000000), 0x0, 0x8) socket(0x11, 0xa, 0x0) 08:51:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cb) 08:51:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x200) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x12000) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:43 executing program 5: socket(0x0, 0x5, 0xffffffff) 08:51:43 executing program 0: socket(0x2, 0x0, 0x106) 08:51:43 executing program 4: ioctl$PPPIOCGUNIT(0xffffffffffffffff, 0x80047456, &(0x7f0000000000)) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000040)={0x1, 0x1f, 0xfffffffd, 0x5, 0x7}) 08:51:43 executing program 1: socket(0x7, 0xa, 0x0) 08:51:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870cc) 08:51:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:43 executing program 5: socket(0x11, 0xa, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wpan1\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x48, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r0}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r1}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4000015) 08:51:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401c5820) 08:51:44 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r2, &(0x7f0000000080)=""/54, 0x36, 0x4000, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r2, 0x89e1, &(0x7f0000000180)={'bridge_slave_0\x00', 0x10000, 0x8}) r3 = accept4$x25(r0, &(0x7f0000000100), &(0x7f0000000280)=0x12, 0x800) sendto$x25(r3, &(0x7f00000002c0)="4daf99d6b22c1d8aa56462febb1e2741ddb4e1c5f4779ed45749bd3767996e6aff17941376fd8e7de7783210dc269cdb1941b24e711a92a559f388d4c39627ef1926066076cc7ad6ff91fcd1660165b3a0f85bdb6cbb89bda5a64ca09f67a71fbceb808e194aac9221446d7e56fa030153f8e997a18bf74b8829ccd5b6e24ab3769cebf3b750af2be097cd333313104963638b10b83a555e66efd0f2ad04b3", 0x9f, 0x80, &(0x7f0000000380), 0x12) 08:51:44 executing program 1: socket(0x8, 0xa, 0x0) 08:51:44 executing program 0: r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000740), &(0x7f0000000780)=0x12, 0x80000) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r2, 0x89e0, &(0x7f0000000180)={'batadv0\x00', 0x5, 0x5}) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000080)={'veth0_to_bridge\x00', 0x6, 0x1fc}) socket(0x2, 0x0, 0x7ff) 08:51:44 executing program 5: socket(0x11, 0xa, 0x0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 08:51:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x400200) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000080)={'rose0\x00', 0x7f, 0x3ff}) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4020940d) 08:51:44 executing program 0: socket(0x2, 0x0, 0x7ff) 08:51:44 executing program 5: socket(0x11, 0xa, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) accept4(r0, &(0x7f0000000040)=@pppoe={0x18, 0x0, {0x0, @local}}, &(0x7f00000000c0)=0x80, 0x800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) accept4(r1, &(0x7f0000000140)=@x25, &(0x7f00000001c0)=0x80, 0x0) 08:51:44 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = accept4(r0, &(0x7f0000000040)=@caif=@rfm, &(0x7f00000000c0)=0x80, 0x800) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000100)=0x1, 0x4) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000)=0x1, 0x4) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) 08:51:44 executing program 1: socket(0x14, 0xa, 0x0) 08:51:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x4068aea3) 08:51:44 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000)=0x1, 0x4) 08:51:44 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1263) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x1b1802) ioctl$BLKFLSBUF(0xffffffffffffffff, 0x1261, &(0x7f0000000040)=0x9) 08:51:44 executing program 1: socket(0x2d, 0xa, 0x0) 08:51:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x801) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x501000, 0x0) ioctl$IOC_PR_RESERVE(r2, 0x401070c9, &(0x7f0000000180)={0x1, 0x7}) r3 = getpid() r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) write$FUSE_LK(r4, &(0x7f0000000040)={0x28, 0xfffffffffffffff5, 0x0, {{0x1, 0x9, 0x5b3ec183359d848a, r3}}}, 0x28) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x7fffffff) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2000) ioctl$NBD_CLEAR_SOCK(r6, 0xab04) ioctl$SIOCX25SFACILITIES(r5, 0x8940, &(0x7f0000000140)={0x1}) 08:51:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041284) 08:51:44 executing program 5: socket(0x11, 0xa, 0x0) socket(0x27, 0x1, 0x73) 08:51:44 executing program 0: socket(0x2, 0x2, 0x7ff) 08:51:44 executing program 2: r0 = getpid() process_vm_writev(r0, &(0x7f0000000980)=[{0x0, 0x3f00}, {&(0x7f00000005c0)=""/122, 0x7a}], 0x2, &(0x7f0000000bc0)=[{&(0x7f0000000a00)=""/158, 0x9e}, {0x0}], 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000000100), 0x1, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f00000000c0), 0x4) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKGETSIZE64(r3, 0x80081272, &(0x7f0000000080)) getitimer(0x0, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r1, 0x1263) 08:51:44 executing program 5: socket(0x29, 0x3, 0x0) 08:51:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80041285) 08:51:44 executing program 1: socket(0x2, 0x14, 0x0) 08:51:44 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000000)={0x17, "b040e496a5370af6b64f3b77f862435ecdcc6384747f3fb445185fe7546a078f72dfe0dea10f7cf7730f95b7d89240c3da6a865e32e4a0f83bd98bfcd277501ab813afc4ce8a86e8d64037bb3c0c5316c83a0c01fff0f63b9d81de80ec0474b13680311587fd134e584fce28dec590ae48e275d3846777efb8f95cccf716cad6"}) r1 = syz_open_dev$sndctrl(&(0x7f00000000c0), 0x3, 0x153000) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r1, 0xc4c85513, &(0x7f0000000180)={{0x4, 0x1, 0x9, 0x5, '\x00', 0x1}, 0x0, [0x40, 0x12, 0x4, 0xfffffffffffffff8, 0x79, 0x401, 0x7efc, 0x2, 0x6, 0x1, 0x3, 0x101, 0x59, 0x7, 0x6, 0x9, 0xfff, 0x9, 0x80000000, 0x1ff, 0x7fff, 0x9, 0x0, 0xe6e3, 0x2, 0x3e, 0x8, 0x10000, 0x80, 0xf5a5, 0x6, 0x3c43, 0x7f, 0x4, 0x1, 0x100000001, 0x7, 0x7, 0xcb5c, 0x2, 0x4, 0xba, 0x2, 0x100000001, 0x3, 0x6, 0x5, 0xffffffff00000000, 0x0, 0x4, 0x6, 0x1abc, 0x1, 0x359, 0x800, 0xfffffffffffffff8, 0x2, 0xa8, 0x4, 0x5, 0x686c, 0x10001, 0x3, 0xffffffffffffff00, 0xffff, 0x40, 0x0, 0x7f, 0x6, 0x1dcb, 0x10001, 0x8, 0x40, 0x5, 0x0, 0x2, 0xe7, 0xd56f, 0x8, 0x7d, 0x6, 0x4, 0xfffffffffffffff8, 0x2, 0x81, 0x5, 0x6, 0x47, 0x7, 0x5, 0x0, 0x101, 0x7, 0x5, 0x8, 0x89f, 0x1, 0x7f, 0xffffffffffffff7f, 0x81, 0x3f, 0x9, 0x1, 0x6, 0x80000001, 0x2, 0x80000001, 0x3f7, 0x5, 0x950, 0xff, 0x5, 0x3f, 0x8001, 0x1f, 0x76, 0x6, 0x200, 0x87d, 0x4, 0x3, 0xfffffffffffffff8, 0x6, 0x6, 0x1, 0x1, 0x800, 0x8]}) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_ASSIGN_PCI_DEVICE(r2, 0x8040ae69, &(0x7f0000000100)={0x2d, 0x8, 0x2, 0x1, 0x400}) 08:51:44 executing program 5: socket(0x11, 0xa, 0x6) r0 = openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) write$cgroup_subtree(r0, &(0x7f0000000040)={[{0x2b, 'pids'}, {0xd078c4bf2eee583d, 'memory'}, {0x15, 'hugetlb'}, {0x2b, 'net_cls'}]}, 0x20) 08:51:44 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) bind$bt_sco(r0, &(0x7f0000000000)={0x1f, @none}, 0x8) 08:51:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081270) 08:51:44 executing program 1: socket(0x2, 0xa, 0x0) 08:51:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKPBSZGET(r1, 0x127b, &(0x7f0000000040)) 08:51:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x36}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x4}) 08:51:45 executing program 5: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) r1 = socket(0x28, 0x5, 0x66) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) recvfrom$x25(r1, &(0x7f00000001c0)=""/246, 0xf6, 0x20, &(0x7f0000000140)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000100)={0xff}) 08:51:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081272) 08:51:45 executing program 0: r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000080)={0x6e}) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f00000000c0)={0x6b, 0xca, 0xc, 0xa, 0x27c}) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000100)={0x9, 0x0, 0x6}) 08:51:45 executing program 1: socket(0x2, 0xa, 0x2) 08:51:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$IOC_PR_RESERVE(r1, 0x401070c9, &(0x7f0000000000)={0xee4, 0x80000001, 0x7}) 08:51:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80081280) 08:51:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) r1 = accept4$x25(r0, &(0x7f0000000080)={0x9, @remote}, &(0x7f00000000c0)=0x12, 0x80000) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000100)) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x80180, 0x0) ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f0000000180)={0x9, 0x0, 0x5, 0x601}) ioctl$PPPIOCGNPMODE(r2, 0xc008744c, &(0x7f0000000040)={0xfb, 0x3}) 08:51:45 executing program 1: socket(0x2, 0xa, 0x3) 08:51:45 executing program 0: getpgid(0x0) r0 = socket(0x2, 0x0, 0x7ff) timer_create(0x1, &(0x7f0000000000)={0x0, 0x35, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000080)={'wlan0\x00', 0xb57, 0x4}) timer_getoverrun(r1) r2 = getpgid(0x0) capset(&(0x7f0000000000)={0x20080522, r2}, 0x0) sched_getattr(r2, &(0x7f0000000180)={0x38}, 0x38, 0x0) 08:51:45 executing program 5: socket(0x3b, 0x2, 0x0) 08:51:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086301) 08:51:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x1) 08:51:45 executing program 1: socket(0x2, 0xa, 0x4) 08:51:45 executing program 4: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, &(0x7f0000000100), &(0x7f0000000180)=0x12, 0x9b7f4f561c4c346) ioctl$PPPIOCSMRU1(0xffffffffffffffff, 0x40047452, &(0x7f0000000000)=0x1ff) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000040)={0x27, "a5bb1c04a52df9933755b43324add381b362561d8e324056faa855f133946df23b956010d4cb75650854bb33ff4d3e28c9f1cb89f2ce28e0b9bda96cc1d8dc7f22f15519182d4da04a8b44bdfd065cd466a51f1194ce161dd34acc52e81d214b4765d2da902751a9cff997d04bf945581ce097104f5587363bcc3c887f46f6c9"}) ioctl$SIOCX25SFACILITIES(r0, 0x8940, &(0x7f0000000140)={0x1}) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f00000001c0)) 08:51:45 executing program 5: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CAP_EXIT_HYPERCALL(r0, 0x4068aea3, &(0x7f0000000000)={0xc9, 0x0, 0xc}) socket(0x11, 0xa, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x200100, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x107280, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0), 0x291000, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000080)={0x2e96}) ioctl$KVM_REGISTER_COALESCED_MMIO(r0, 0x4010ae67, &(0x7f00000000c0)={0x0, 0x1000}) 08:51:45 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) r1 = socket$inet6_udp(0xa, 0x2, 0x0) clock_getres(0x5, &(0x7f0000000000)) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r1, 0x89f7, &(0x7f0000004c40)={'syztnl2\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000003a00)={'ip6tnl0\x00', &(0x7f0000003980)={'syztnl0\x00', 0x0, 0x2f, 0x9, 0x1, 0x8000, 0x11, @empty, @loopback, 0x7, 0x10, 0x2}}) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x80000000) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r1, 0x89f7, &(0x7f0000003ac0)={'syztnl1\x00', &(0x7f0000003a40)={'syztnl1\x00', r2, 0x4, 0x5, 0x7, 0x7, 0x50, @private2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x8, 0x80, 0x4a35, 0x5}}) 08:51:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x80086601) 08:51:45 executing program 1: socket(0x2, 0xa, 0x7) 08:51:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x50b403) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) write$cgroup_type(0xffffffffffffffff, &(0x7f00000000c0), 0x9) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f0000000140)={0xc0, 0x0, 0x0, [{0x2, 0xff, 0x1, 0x5, '('}, {0x0, 0x0, 0x9, 0x8, 'threaded\x00'}, {0x2, 0xbc33, 0x7, 0x1, '}(*(-[['}, {0x6, 0x1, 0xa, 0x6, '/dev/nbd#\x00'}, {0x6, 0x7, 0x2, 0x7, '($'}]}, 0xc0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0xffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r4) 08:51:45 executing program 4: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000040)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x401870c8) r1 = socket(0x28, 0x5, 0x66) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) getsockopt$X25_QBITINCL(r2, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) recvfrom$x25(r1, &(0x7f00000001c0)=""/246, 0xf6, 0x20, &(0x7f0000000140)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000100)={0xff}) 08:51:45 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x801c581f) 08:51:46 executing program 0: socket(0x22, 0x3, 0x100801) [ 1982.950752][ T6457] nbd2: detected capacity change from 0 to 131070 08:51:46 executing program 1: socket(0x2, 0xa, 0x300) 08:51:46 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) 08:51:46 executing program 0: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000140), 0x10, &(0x7f00000000c0)={&(0x7f0000000040)={0x1, 0x220, 0x0, {0x0, 0x2710}, {}, {0x2, 0x1, 0x0, 0x1}, 0x1, @can={{0x4, 0x1, 0x0, 0x1}, 0x3, 0x3, 0x0, 0x0, "abe3fffeef6565f0"}}, 0x48}, 0x1, 0x0, 0x0, 0x20000000}, 0x8) socket(0x2, 0x0, 0x7ff) 08:51:46 executing program 1: socket(0x2, 0xa, 0x700) 08:51:46 executing program 5: socket(0x11, 0xa, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_HALT_POLL(r2, 0x4068aea3, &(0x7f0000000100)={0xb6, 0x0, 0x80}) r3 = getuid() write$FUSE_ATTR(r0, &(0x7f0000000080)={0x78, 0x0, 0x0, {0x3, 0xfff, 0x0, {0x4, 0x5, 0x7ff, 0x7, 0x3ff, 0x7, 0x1, 0x7, 0x8001, 0x6000, 0x2, r3, 0xffffffffffffffff, 0x7, 0x5}}}, 0x78) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x400100, 0x0) ioctl$PPPIOCSCOMPRESS(r4, 0x4010744d) 08:51:46 executing program 4: socket(0x14, 0xa, 0x0) 08:51:46 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0045878) 08:51:46 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r1, 0x4068aea3, &(0x7f0000000000)) [ 1983.624724][ T45] block nbd2: Receive control failed (result -32) [ 1983.632870][ T1440] block nbd2: Dead connection, failed to find a fallback [ 1983.640256][ T1440] block nbd2: shutting down sockets [ 1983.645815][ T1440] I/O error, dev nbd2, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 1983.655876][ T1440] Buffer I/O error on dev nbd2, logical block 0, async page read [ 1983.665060][ T6457] ldm_validate_partition_table(): Disk read failed. [ 1983.671955][ T6457] Dev nbd2: unable to read RDB block 0 [ 1983.677434][ T6457] nbd2: unable to read partition table [ 1983.683429][ T6457] nbd2: partition table beyond EOD, truncated 08:51:46 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, &(0x7f0000000100)=0x5000) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x208100) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_PPC_GET_SMMU_INFO(r5, 0x8250aea6, &(0x7f0000000140)=""/61) r6 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r6, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_IRQ_LINE(0xffffffffffffffff, 0x4008ae61, &(0x7f00000000c0)={0x1}) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) openat$nullb(0xffffffffffffff9c, &(0x7f00000001c0), 0x5a1bc3, 0x0) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x181000) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x0) 08:51:46 executing program 4: socket(0x14, 0xa, 0x0) 08:51:46 executing program 1: socket(0x2, 0xa, 0x2000000) 08:51:46 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0101282) 08:51:46 executing program 5: socket(0x11, 0xa, 0xffffffff) 08:51:46 executing program 0: socket(0x29, 0x0, 0x9) 08:51:47 executing program 1: socket(0x2, 0xa, 0x3000000) 08:51:47 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0189436) 08:51:47 executing program 4: socket(0x14, 0xa, 0x0) 08:51:47 executing program 5: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000014c0)=[{&(0x7f0000000140)=""/148, 0x94}], 0x1}, 0x100) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000000)={0x1f004, 0x4000}) socket(0x11, 0xa, 0x0) write$apparmor_current(0xffffffffffffffff, &(0x7f0000001640)=ANY=[@ANYBLOB="706501fa04927e9b1bc93030303030303030303030844f0405e4163fec7430303030305e27212100002d2fbf4cd581890c63b24cde68032a252a000000000000619f269af39b68724e740b0ec5edb1f94ebd0109f1697c85d03ff7d721c4e81f57dc3f331fc34d151706012a854ebf7481cfc917a51c89e615fe4d521583782a70eea0af532f525bc5cd852fff4c3e265d2d405b28ce459c280025002d2e2a28b4007d002d5e7d2b4000"], 0xa1) 08:51:47 executing program 0: add_key$user(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x0}, &(0x7f0000000080)="7234929cc8effa14c6df53eb67785b13fc67c623b3d85bdebf0bb20629e54d7faa825f2d2b27664a04512219aa8fa7e8ad33388ea520f2925e2f07e511b66044e876d6e8375d4668405acf9fbf0964a63232007ff38c0e591f919e880252644a345e622b93560d388f4ba2366d881b1bd439cf22096b3565c40601cfae9fc62ecc6326a6dc4263f73bb93519e40ecf880e2091198c6d5462805b9a806716c6e62bb261ce425318c9df4b4ec07e2678c40b090d2e307548c9ba355f35fe1fd58f", 0xc0, 0xfffffffffffffffe) add_key$user(&(0x7f0000000140), &(0x7f0000000180)={'syz', 0x2}, &(0x7f00000001c0)="51d557d66eae310fd537e5836850f60f02a2ba5f9368f8aa2e0f086732f7715d7881939799538bc5385bb262dc4b16002bc8f2fdee0ec82f3049cdfc173af86e4bdf57ad4cb471e7695a500effc7db0575d6652ed5077834b5cd3bb1735565b25a4210b02cc08bccd5253b7aeefc0b62085bebc0917641daa540b0e842952a0ac504df7a2f6833a37e996de0ec98237330aa8d73b21bb94a9b1cc6d7a8e5db377979674aa9b29086b7c28c85223c9a90868ad98f4238d5faf87e7c84d9bd8ecec6a5bacb795fb331d1fa6392bdc0110cd39a259cb73855e227b28651beca57f13a513f27b2b28d265621630a096667befe", 0xf1, 0xffffffffffffffff) socket(0x2, 0x0, 0x7ff) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x1cc) 08:51:47 executing program 1: socket(0x2, 0xa, 0x4000000) 08:51:47 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1263) bind$isdn_base(0xffffffffffffffff, &(0x7f0000000040)={0x22, 0x6, 0x9, 0x7}, 0x6) 08:51:47 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc020660b) 08:51:47 executing program 4: socket(0x0, 0xa, 0x0) 08:51:47 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40100) ioctl$SNDRV_TIMER_IOCTL_INFO(r0, 0x80e85411, &(0x7f0000000040)=""/4096) 08:51:47 executing program 5: socket(0x5, 0x2, 0x5) 08:51:47 executing program 1: socket(0x2, 0xa, 0x7000000) 08:51:47 executing program 1: socket(0x2, 0xa, 0xfeffffff) 08:51:47 executing program 0: socket(0x2, 0x0, 0x7ff) socket$isdn_base(0x22, 0x3, 0x0) 08:51:47 executing program 4: socket(0x0, 0xa, 0x0) 08:51:47 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xc0481273) 08:51:47 executing program 5: ioctl$PPPIOCSMRRU(0xffffffffffffffff, 0x4004743b, &(0x7f0000000040)=0x9) socket(0x11, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(0xffffffffffffffff, 0x4040ae77, &(0x7f0000000000)={0x2}) ioctl$KVM_SET_IDENTITY_MAP_ADDR(0xffffffffffffffff, 0x4008ae48, &(0x7f0000000080)=0xf000) 08:51:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) read$FUSE(r1, &(0x7f0000000080)={0x2020, 0x0, 0x0, 0x0}, 0x2020) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000002200), 0xa231d45b0155980d, 0x0) ioctl$BLKFRASET(r4, 0x1264, &(0x7f0000002240)) openat$nullb(0xffffffffffffff9c, &(0x7f00000020c0), 0x28100, 0x0) write$FUSE_DIRENT(r1, &(0x7f0000002100)=ANY=[@ANYRESHEX, @ANYRES64=r2, @ANYRESOCT=r3], 0x108) 08:51:47 executing program 1: socket(0x2, 0xa, 0xfffffffe) 08:51:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x141000) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:48 executing program 0: recvfrom$x25(0xffffffffffffffff, &(0x7f00000043c0)=""/194, 0xc2, 0x10000, &(0x7f00000044c0), 0x12) r0 = socket(0x2, 0x0, 0x7ff) openat$cgroup_type(r0, &(0x7f0000004500), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0, 0x0}, 0x2020) getgroups(0x5, &(0x7f0000002080)=[0xee00, 0xee00, 0xffffffffffffffff, 0x0, 0x0]) read$FUSE(0xffffffffffffffff, &(0x7f00000020c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000004540)=ANY=[@ANYBLOB="9002000000000000", @ANYRES64=0x0, @ANYBLOB="060000000000000000000000000000000000000000000000ffff000000000000bbd30000000001000500000000000000070000000000000000000000ffffffff04000000000000000100ffffffffffff010000000100000000000000800000006300000000c000004c030000", @ANYRES32=r1, @ANYRES32=0xee00, @ANYBLOB="fbffffff00040000000000000000000000000000ed0d00000000000001000000000000007b00000000000000010000000000000000000000000000000300000000000000000800000000000004000000ffff000002000000000000000800000000000000001000000000000005000000000000000300000000000000fd0000000000000000000000018000005801000000100000f7ffffff", @ANYRES32=0x0, @ANYRES32, @ANYBLOB="ff07000042080000000000000200020000000000030000000000010003000000f8ffffff21285d0000000000060000000000000002000000000000000700000000000000030000000000000008000000ff07000000000000000000000200000000000000018000000000000001000000000000000700000000000000070000000000000080870000ffffffff0900000000a0000004000000", @ANYRES32=0xee01, @ANYRES32=r2, @ANYBLOB="0600000002000000000000000600000000000000030000000000000005000000ffffffff7d2f272d210000000000000000000000000000000000000000000000000000000900000000000000dc540000ffffffff0500002000000000140000000000000009000000000000000000401ef81e41f12bb7dbbc90c13e99f63bce010000000000000000000000c9b60000000000000600000006", @ANYRES32=0x0, @ANYRES32=r3, @ANYBLOB="0fdc000081000000000020000400000000000000ff0300000000000003000000010000002e2a2a0000000000a756a42a884e304c7ce9ba3d9a5bce54f8dfc7f6c2b351e64e71e468616736f33b249965cbfa080c4de89e0701f0a23ca1be9e638b056c7317d3ed05677dafb3875e0fa8b0"], 0x290) r4 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_PPC_GET_PVINFO(r4, 0x4080aea1, &(0x7f0000000000)=""/46) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:51:48 executing program 4: socket(0x0, 0xa, 0x0) 08:51:48 executing program 5: ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r0, &(0x7f0000000000)=""/158, 0x9e, 0x62, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(r1, &(0x7f0000002180)={0x78, 0x0, 0x0, {0x5, 0x3, 0x0, {0x0, 0x7, 0x4, 0x800000000000, 0x3, 0xd1, 0x100, 0x8001, 0x3, 0x6000, 0x5, r3, 0xee01, 0x7fffffff, 0x10000}}}, 0x78) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002200), 0x2, 0x0) read$FUSE(r1, &(0x7f0000002240)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(r4, &(0x7f0000004280)={0x78, 0x0, r2, {0x8, 0x1, 0x0, {0x6, 0x3, 0x4, 0x800, 0x401, 0x82, 0xff, 0x7a07, 0x4a65, 0x1000, 0x7, r3, r5, 0x80, 0x2}}}, 0x78) 08:51:48 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$IOC_PR_CLEAR(r0, 0x401070cd, &(0x7f0000000000)={0xa6}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) socket(0x2, 0xa, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x800) ioctl$BLKSECTGET(r2, 0x1267, &(0x7f0000000100)) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x101000, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x8) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$BLKIOOPT(r3, 0x1279, &(0x7f0000000080)) [ 1985.182113][ T6649] block nbd2: NBD_DISCONNECT 08:51:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 1985.227474][ T6649] block nbd2: NBD_DISCONNECT 08:51:48 executing program 4: socket(0x14, 0x0, 0x0) [ 1985.279334][ T6649] block nbd2: NBD_DISCONNECT 08:51:48 executing program 5: ioctl$SIOCX25GSUBSCRIP(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)={'wlan0\x00', 0xde2f, 0x401}) socket(0x11, 0xa, 0x0) [ 1985.312647][ T6659] block nbd2: NBD_DISCONNECT 08:51:48 executing program 0: socket(0xf, 0x0, 0x7ff) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000000)) [ 1985.383199][ T6664] block nbd3: NBD_DISCONNECT 08:51:48 executing program 1: socket(0xa, 0xa, 0x0) openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000000240), 0x1, 0x0) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000000)={'veth1_vlan\x00', 0x0, 0x8}) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000100), 0x4) add_key$user(&(0x7f0000000140), &(0x7f0000000180)={'syz', 0x0}, &(0x7f00000001c0)="4e4a5ea58d3330d5f0b274250e5c31c33583c9e48bcd1fd2d0ec40879dde95d6cd993fc43d34e414c3d6b18052e54298ed4eb5e536e453e88654490c254341146bce164fe4e869f51c819c41911204c903d6b928ce340c6d004ccf7b508dfd568a2cd3d390577e6a021849b2e4cb0b9fa9b616", 0x73, 0x0) 08:51:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x180000) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f00000001c0)={'gre0\x00', 0x4, 0x6}) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000040)) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_IRQ_LINE(r3, 0x4008ae61, &(0x7f0000000080)={0x8, 0x800}) [ 1985.441924][ T6668] block nbd3: NBD_DISCONNECT 08:51:48 executing program 4: ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r0, &(0x7f0000000000)=""/158, 0x9e, 0x62, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(r1, &(0x7f0000002180)={0x78, 0x0, 0x0, {0x5, 0x3, 0x0, {0x0, 0x7, 0x4, 0x800000000000, 0x3, 0xd1, 0x100, 0x8001, 0x3, 0x6000, 0x5, r3, 0xee01, 0x7fffffff, 0x10000}}}, 0x78) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002200), 0x2, 0x0) read$FUSE(r1, &(0x7f0000002240)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(r4, &(0x7f0000004280)={0x78, 0x0, r2, {0x8, 0x1, 0x0, {0x6, 0x3, 0x4, 0x800, 0x401, 0x82, 0xff, 0x7a07, 0x4a65, 0x1000, 0x7, r3, r5, 0x80, 0x2}}}, 0x78) 08:51:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x9, 0x2500000}) r1 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x50000) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x400, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r3, 0x1268) 08:51:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r0, 0x0, 0x0) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$IEEE802154_ADD_IFACE(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x64, r1, 0x800, 0x70bd26, 0x25dfdbfd, {}, [@IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy3\x00'}, @IEEE802154_ATTR_DEV_TYPE={0x5, 0x20, 0x1}, @IEEE802154_ATTR_DEV_TYPE={0x5, 0x20, 0x1}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_TYPE={0x5, 0x20, 0x1}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0102}}, @IEEE802154_ATTR_DEV_TYPE={0x5, 0x20, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0x40000}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r2, 0x0, 0x0) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x1c, r3, 0x10, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x1f}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4004044}, 0x2000001) socket(0x11, 0x80000, 0x0) 08:51:48 executing program 0: socket(0x2a, 0x0, 0x7ff) 08:51:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:48 executing program 4: ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r0, &(0x7f0000000000)=""/158, 0x9e, 0x62, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(r1, &(0x7f0000002180)={0x78, 0x0, 0x0, {0x5, 0x3, 0x0, {0x0, 0x7, 0x4, 0x800000000000, 0x3, 0xd1, 0x100, 0x8001, 0x3, 0x6000, 0x5, r3, 0xee01, 0x7fffffff, 0x10000}}}, 0x78) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002200), 0x2, 0x0) read$FUSE(r1, &(0x7f0000002240)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(r4, &(0x7f0000004280)={0x78, 0x0, r2, {0x8, 0x1, 0x0, {0x6, 0x3, 0x4, 0x800, 0x401, 0x82, 0xff, 0x7a07, 0x4a65, 0x1000, 0x7, r3, r5, 0x80, 0x2}}}, 0x78) 08:51:48 executing program 1: openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket(0x2, 0xa, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x5) 08:51:48 executing program 5: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000000)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(r0, &(0x7f0000004140)={0x90, 0x0, r1, {0x2, 0x2, 0x1000000db6, 0x4b50, 0x6, 0x1000, {0x6, 0x7fff, 0x100000000, 0x9, 0x8001, 0x3, 0x7, 0x81, 0x1aa2, 0xa000, 0x7, 0xee00, 0xffffffffffffffff, 0xffff, 0xc67f}}}, 0x90) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r2, 0x0, 0x0) read$FUSE(r2, &(0x7f0000002100)={0x2020}, 0x2020) 08:51:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x76821) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x6) 08:51:48 executing program 0: socket$inet6_udp(0xa, 0x2, 0x0) socket(0x2, 0x0, 0x7ff) 08:51:49 executing program 1: clock_gettime(0x1, &(0x7f0000000000)) socket(0x2, 0xa, 0x0) 08:51:49 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, &(0x7f0000000100)=0x5000) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x208100) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_PPC_GET_SMMU_INFO(r5, 0x8250aea6, &(0x7f0000000140)=""/61) r6 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r6, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_IRQ_LINE(0xffffffffffffffff, 0x4008ae61, &(0x7f00000000c0)={0x1}) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) openat$nullb(0xffffffffffffff9c, &(0x7f00000001c0), 0x5a1bc3, 0x0) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x181000) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x0) 08:51:49 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x50280) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:49 executing program 0: socket(0x1f, 0x5, 0x7e5) 08:51:49 executing program 5: socket(0x11, 0xa, 0x0) ioctl$PPPIOCSACTIVE(0xffffffffffffffff, 0x40107446, &(0x7f0000000040)={0x4, &(0x7f0000000000)=[{0x6, 0x30, 0x2, 0x4}, {0xbd6, 0x2, 0x9, 0x9}, {0x8, 0x4, 0x6, 0x6000000}, {0x8, 0x5, 0x0, 0x8}]}) 08:51:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xc0082) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r1, 0x40405515, &(0x7f0000000040)={0x5, 0x2, 0x4, 0x1a4f, 'syz1\x00', 0xfffffffd}) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:49 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x2, 0x3, 0x0) 08:51:49 executing program 5: ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x80000000) openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000080), 0x2) socket(0x11, 0xa, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x2229c2, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x2202, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_PPC_GET_SMMU_INFO(r1, 0x8250aea6, &(0x7f0000000100)=""/211) 08:51:49 executing program 0: socket(0x2, 0x0, 0x7ff) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) 08:51:49 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x59134730ad777934) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40c02) 08:51:49 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:51:49 executing program 1: socket(0x27, 0xa, 0x0) socket(0x6, 0x80000, 0x6) 08:51:49 executing program 5: ioctl$KVM_PPC_GET_PVINFO(0xffffffffffffffff, 0x4080aea1, &(0x7f0000000000)=""/223) socket(0x1f, 0xa, 0x0) 08:51:49 executing program 4: clock_gettime(0x1, &(0x7f0000000000)) socket(0x2, 0xa, 0x0) 08:51:49 executing program 0: r0 = socket(0x28, 0x0, 0xd9) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = accept4$x25(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x12, 0x80000) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(r2, 0xc4c85512, &(0x7f0000000280)={{0x9, 0x6, 0x8, 0xf3c, '\x00', 0x8d}, 0x0, [0x1, 0x7, 0x1, 0x3, 0x2, 0x6, 0x7, 0x0, 0x1, 0x10001, 0x8, 0xb3c, 0x1, 0xde, 0x6, 0x2, 0x9, 0x8000, 0x81, 0x1f, 0x3, 0x1, 0xfffffffffffffe01, 0x401, 0x9, 0x7f, 0xa4d, 0x5, 0x40, 0x8, 0x80000001, 0xf4, 0x400, 0x8, 0x20, 0x800, 0x6, 0xd4f4, 0x6, 0x9, 0x0, 0xd1, 0x2d53a3bb, 0x6e6, 0x2, 0x0, 0x2, 0x0, 0x0, 0x85fd, 0x3, 0xc000000, 0x1f, 0x7, 0x1, 0x4, 0x3, 0x10, 0x9, 0x0, 0x4, 0x7, 0x7f, 0x7, 0x55c7, 0x57, 0x8, 0x0, 0x6, 0xfffffffffffffff7, 0x8b4, 0x3f, 0x0, 0x0, 0x0, 0xfffffffffffffe00, 0x9, 0x2, 0x7, 0x80, 0xc9ff, 0x8, 0x7fffffff, 0x1, 0xf9a8, 0x4, 0x8, 0x7, 0x7, 0x7f, 0x20, 0x10001, 0x20, 0x6, 0x9, 0x6, 0x3, 0x26a2, 0xffffffffffffff0f, 0x6, 0x8, 0x7, 0x101, 0x8, 0x5, 0x3b27, 0x7fffffff, 0x262b0edf, 0x6, 0x5, 0x4, 0xfff, 0xa11c, 0xfffffffffffffffa, 0x173b, 0x1000, 0x3ff, 0x1f, 0x9, 0x2e52, 0x3, 0xffffffff, 0x8, 0x6, 0x200, 0x6, 0x80000001, 0x8]}) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) sendto$x25(r3, &(0x7f0000000140)="2ffa78a60bbd45da903ac053e7bb18f6e934f578de8f446bdc6f49a15e9699f3bce32ed49b8c76e31b0bfba50c96235b1774a266f74610863426258ccd4ef4602940e9883a73013ae6a404c97d635a7da0612001a667f4660ef7ca30d7b7365945b5e593bf19215b8fcf668d81723b67b3bacd2875a77a96e7e2b0d5b76d7b1066e8e1da9be24be2d8071abd5f0cc665a6348bac980639906924464abe8d9e8d59209cf8114c8992826118852e818f006018e5bf1d59af390b360fecdd93157223547f7756bcfb637ae86d3e459693c04cf464bd60d3795b74c8e9329103df6897cb", 0xe2, 0x8050, &(0x7f0000000240), 0x12) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000100)) accept4(r1, 0x0, &(0x7f0000000040), 0x80000) 08:51:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x111800) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$SNDRV_TIMER_IOCTL_STATUS32(0xffffffffffffffff, 0x80585414, &(0x7f0000000040)) 08:51:49 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x40880) r2 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x802080) r3 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x4000) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x1000) ioctl$NBD_SET_BLKSIZE(r2, 0xab01, 0x100) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1268) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x40) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$BLKROTATIONAL(r5, 0x127e, &(0x7f0000000180)) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_BLKSIZE(r4, 0xab01, 0x9) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) r6 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_DO_IT(r6, 0xab03) 08:51:49 executing program 1: r0 = socket$isdn_base(0x22, 0x3, 0x0) socket(0x2a, 0x80000, 0xfaec) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000040)={0x802}) 08:51:49 executing program 5: r0 = openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000003400), 0x1, 0x0) ioctl$PPPIOCGIDLE(0xffffffffffffffff, 0x8010743f, &(0x7f0000000080)) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSCOMPRESS(r1, 0x4010744d) write$tcp_congestion(r0, &(0x7f0000003440)='illinois\x00', 0x9) write$tcp_congestion(r0, &(0x7f0000000000)='nv\x00', 0x3) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_ASSIGN_PCI_DEVICE(r2, 0x8040ae69, &(0x7f0000000040)={0x0, 0xffff, 0x9, 0x7, 0x140000}) ioctl$PPPIOCGUNIT(r1, 0x80047456, &(0x7f0000000100)) socket(0x11, 0xa, 0x0) [ 1986.809379][ T6769] block nbd3: NBD_DISCONNECT 08:51:49 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) sendmsg$can_bcm(r0, &(0x7f0000000100)={&(0x7f0000000000), 0x10, &(0x7f00000000c0)={&(0x7f0000000040)={0x2, 0x1c0, 0x5, {0x0, 0xea60}, {0x77359400}, {0x1}, 0x1, @can={{0x1}, 0x8, 0x0, 0x0, 0x0, "b3c233a1ffb65df6"}}, 0x48}, 0x1, 0x0, 0x0, 0x24000014}, 0x20000080) [ 1986.906691][ T6776] block nbd3: NBD_DISCONNECT 08:51:50 executing program 4: clock_gettime(0x1, &(0x7f0000000000)) socket(0x2, 0xa, 0x0) 08:51:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000100)) ioctl$NBD_DISCONNECT(r0, 0x1263) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x2000) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$KVM_PPC_GET_PVINFO(0xffffffffffffffff, 0x4080aea1, &(0x7f0000000040)=""/157) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r3, 0xc208ae62, &(0x7f00000002c0)) 08:51:50 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) accept4(r0, &(0x7f0000000000)=@rxrpc=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x0, @multicast2}}, &(0x7f0000000080)=0x80, 0x80800) socket(0x11, 0xa, 0x0) 08:51:50 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f00000002c0)) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000240)) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000080)={0x7}) ioctl$KVM_IOEVENTFD(r4, 0x4040ae79, &(0x7f00000000c0)={0x0, &(0x7f0000000100), 0x1, 0xffffffffffffffff, 0xc}) r5 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x460001, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x300) r7 = socket(0x28, 0x800, 0xa33) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) r8 = ioctl$KVM_CREATE_VM(r5, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r8, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r8, 0x4068aea3, &(0x7f00000001c0)={0xcc, 0x0, 0x1}) 08:51:50 executing program 0: getuid() socket(0x2, 0x0, 0x7ff) 08:51:50 executing program 3: write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000000040)={0x90, 0x0, 0x0, {0x4, 0x1, 0x6, 0x8, 0x6, 0x1e, {0x3, 0xff, 0xec, 0x7, 0x81, 0x0, 0xfff, 0xffffff68, 0x1, 0x8000, 0x8, 0xee01, 0xffffffffffffffff, 0x80000000, 0x4d}}}, 0x90) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:50 executing program 4: clock_gettime(0x1, &(0x7f0000000000)) socket(0x2, 0xa, 0x0) 08:51:50 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x1f}) socket(0x10, 0x800, 0x8) 08:51:50 executing program 0: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) r1 = socket(0x3, 0x0, 0x3) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r4, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r3, 0x4008ae73, &(0x7f0000000040)={0x2b38, 0x8001}) ioctl$IMGETCOUNT(r1, 0x80044943, &(0x7f0000000000)) 08:51:50 executing program 3: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) ioctl$BLKIOOPT(0xffffffffffffffff, 0x1279, &(0x7f0000002480)) read$FUSE(r0, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_DIRENTPLUS(r0, &(0x7f0000002080)={0x3f0, 0x0, 0x0, [{{0x4, 0x3, 0x0, 0x3ff, 0x8, 0x48da, {0x3, 0x100000001, 0x9, 0x0, 0x7ff, 0x9, 0x8001, 0x0, 0x0, 0xa000, 0xb28, r1, 0xee01, 0x4, 0x8d2}}, {0x6, 0x4, 0xa, 0x1, '/dev/nbd#\x00'}}, {{0x3, 0x0, 0x5, 0xfffffffffffffff7, 0x6, 0x4, {0x5, 0x4, 0x100000000, 0x2, 0x7, 0xffffffffffffff7f, 0x3, 0x7f0, 0x400, 0x2000, 0x2, 0xee00, 0xee01, 0x7d4, 0x9}}, {0x0, 0xf453, 0xa, 0x10001, '/dev/nbd#\x00'}}, {{0x3, 0x2, 0x3ff, 0x1, 0x2, 0x10001, {0x5, 0x1, 0xfffffffffffff000, 0x1, 0xe957d51, 0x3, 0x1, 0x9, 0x7, 0x8000, 0xd60, 0xee01, 0xee01, 0x9, 0x7}}, {0x2, 0x8001, 0xa, 0x4, '/dev/nbd#\x00'}}, {{0x1, 0x2, 0xfa40, 0xc2c, 0x619, 0x80000001, {0x1, 0x401, 0xdec1d73, 0x1, 0x8001, 0xfffffffffffffffb, 0x80, 0x5, 0x19b, 0x2000, 0x3, 0x0, 0x0, 0x280, 0x2}}, {0x6, 0x0, 0xa, 0xffffffff, '/dev/nbd#\x00'}}, {{0x4, 0x1, 0x1, 0xfffffffffffeffff, 0x64a9, 0x0, {0x1, 0x2, 0x100, 0x7ff, 0x6, 0x5, 0x7, 0xffffffff, 0x1, 0x1000, 0x4, 0xee01, 0xee00, 0x10000, 0x6}}, {0x0, 0xf5c1, 0xa, 0x7, '/dev/nbd#\x00'}}, {{0x1, 0x3, 0x9, 0x1, 0x100, 0xe99, {0x3, 0x0, 0x1, 0xffffffff, 0xc04, 0xe26, 0x0, 0x4, 0x5, 0x1000, 0x6, 0xffffffffffffffff, 0xee01, 0xa5, 0xe0679fb8}}, {0x4, 0x0, 0x0, 0x2e}}]}, 0x3f0) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x58080) ioctl$NBD_DISCONNECT(r2, 0x1268) 08:51:50 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x400) ioctl$NBD_DISCONNECT(r1, 0x1263) 08:51:50 executing program 4: clock_gettime(0x1, &(0x7f0000000000)) 08:51:50 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r5, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r5, 0x4068aea3, &(0x7f0000000000)={0x9f, 0x0, 0x3}) socket(0x11, 0xa, 0x0) 08:51:50 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x701640) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000040)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_ASSOCIATE_REQ(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x5c, 0x0, 0x1, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa0}, @IEEE802154_ATTR_COORD_HW_ADDR={0xc, 0x9, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x10}, @IEEE802154_ATTR_COORD_PAN_ID={0x6, 0xa, 0xffff}, @IEEE802154_ATTR_COORD_PAN_ID={0x6, 0xa, 0x1}, @IEEE802154_ATTR_COORD_PAN_ID={0x6, 0xa, 0x1}, @IEEE802154_ATTR_COORD_PAN_ID={0x6, 0xa, 0x2}, @IEEE802154_ATTR_COORD_HW_ADDR={0xc, 0x9, {0xaaaaaaaaaaaa0302}}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20000080}, 0x40) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000240), r1) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000280)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x5c, r4, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}]}, 0x5c}, 0x1, 0x0, 0x0, 0x85}, 0x20000800) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000080)={'wpan4\x00'}) 08:51:50 executing program 1: socket(0x2, 0xa, 0x40000000) 08:51:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x2) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$BLKRRPART(r1, 0x125f, 0x0) 08:51:50 executing program 4: clock_gettime(0x0, &(0x7f0000000000)) 08:51:50 executing program 0: process_vm_writev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket(0x2, 0x0, 0x7ff) r0 = getpgid(0x0) capset(&(0x7f0000000000)={0x20080522, r0}, 0x0) process_vm_writev(r0, &(0x7f00000003c0)=[{}, {&(0x7f0000000040)=""/187, 0xbb}, {&(0x7f0000000100)=""/160, 0xa0}, {&(0x7f00000001c0)=""/230, 0xe6}, {&(0x7f00000002c0)=""/246, 0xf6}], 0x5, &(0x7f0000000580)=[{&(0x7f0000000440)=""/92, 0x5c}, {&(0x7f00000004c0)=""/191, 0xbf}], 0x2, 0x0) 08:51:50 executing program 1: socket(0x2, 0xa, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) sendto$x25(r0, &(0x7f0000000000)="6b4e384ec107ed7ee22f5526a1ccc230adcc722f2e07c0f2dc2f8771fb344ae88ed5e4f80f30aea614de3ff92a85f3ee4a7d1844bb762202b40e5e4d07", 0x3d, 0x4, &(0x7f0000000040), 0x12) 08:51:50 executing program 4: clock_gettime(0x0, &(0x7f0000000000)) 08:51:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKROTATIONAL(r0, 0x127e, &(0x7f00000000c0)) ioctl$BLKFRASET(r0, 0x1264, &(0x7f0000000080)=0x8) 08:51:51 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_DEL_KEY(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r1, 0x10, 0x70bd2b, 0x25dfdbfc, {}, [@IEEE802154_ATTR_PAN_ID={0x6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4045) 08:51:51 executing program 1: syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), 0xffffffffffffffff) r0 = socket(0x27, 0x1, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000002100)={'veth1\x00', 0x2}) write$FUSE_ATTR(r1, &(0x7f0000002080)={0x78, 0x0, 0x0, {0x1f, 0x0, 0x0, {0x1, 0x2, 0x8, 0x49, 0x9c, 0x1000, 0x63f, 0x3, 0x3ff, 0xc000, 0x5b, 0x0, r2, 0xfffffffe, 0x7fffffff}}}, 0x78) 08:51:51 executing program 4: clock_gettime(0x0, &(0x7f0000000000)) 08:51:51 executing program 5: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r0, 0xae44, 0x8) socket(0x11, 0xa, 0x0) 08:51:51 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = socket(0x26, 0x3, 0xffffffff) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000000)={0x68, "ed62a92835d4b658718888524db56a807f5380103f2e03bceda0b6589951d6d0885f33a0d002eb0f96a66a5ed02029abe234a61344d790faefe17616cc11fedb0a16e912127cc74e6c091e5701c997e4c211dea4786ac2abf3adc827c66ed17181bba92f5ae0fb1810dddf8a6dd13eabd28b4c20cf16aaaccb1d5b44cf70bb0a"}) 08:51:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x8000) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$IOC_PR_RESERVE(r0, 0x401070c9, &(0x7f0000000040)={0x5, 0x8001, 0x1}) 08:51:51 executing program 2: ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(0xffffffffffffffff, 0x80dc5521, &(0x7f0000000000)=""/110) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:51:51 executing program 4: clock_gettime(0x1, 0x0) 08:51:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r1, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_COORD_PAN_ID={0x6}, @IEEE802154_ATTR_PAN_COORD={0x5}]}, 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_GETPARAMS(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r1, 0x1, 0x70bd2d, 0x25dfdbfe}, 0x14}}, 0x4840) socket(0x2, 0xa, 0x0) 08:51:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x44a741) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x280000, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) 08:51:51 executing program 5: socket(0x11, 0xa, 0x0) getpgid(0xffffffffffffffff) write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000000)={0x50, 0x0, 0x0, {0x7, 0x22, 0x80000000, 0x240000, 0x100, 0x4, 0x3, 0x46}}, 0x50) 08:51:51 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f0000000000)={0x2020}, 0x2020) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002040), 0x2, 0x0) read$FUSE(r0, &(0x7f0000002080)={0x2020}, 0x2020) socket(0x29, 0x6, 0x7ff) 08:51:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x513200) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x800000000009) 08:51:51 executing program 4: clock_gettime(0x1, 0x0) 08:51:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000080), 0x2, 0x1100) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r1, 0xc02064b2, &(0x7f00000000c0)={0xf3fd, 0x8, 0x2f}) ioctl$NBD_DISCONNECT(r0, 0x1263) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) 08:51:51 executing program 5: r0 = socket(0x11, 0xa, 0x400) syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = accept4$x25(r0, &(0x7f0000000140)={0x9, @remote}, &(0x7f0000000180)=0x12, 0x80000) sendto$x25(r2, &(0x7f00000001c0)="01f4b72bb52cddd22f31f9df31d91d647569a5107362229efdb04ff668ca57d3aa2ccec2c66338c93a5fb5918a57b45d9d330e2fe0ee423071fdf38d3d633be0f6180fbd2221029961541a4bdd79e3326d4ee9f27ad675d440e5de66ae1d15d278265edfb9a62f167b5b2855d677cb624c86dd621745f86b995f342da15d3f8f69642c431d47b0c91f3788d28d6ceff9999614cd518206fe499d451c46fe73c544aea30b472aa43f1dc7f2e86a73057e06354d57c00cb16c3b83451cd28482b2dc7a31", 0xc3, 0xc041, &(0x7f00000002c0), 0x12) sendto$x25(r1, &(0x7f0000000000)="0c1f6108740b272fc2b7552944b40dbbe8e83a0dbe11e2b6ad2af8b83a28ba4fc4c7a71b4e85dfb6f73ba09f0cffaf43a12d4d70448c174288089773f900675d2ac998e790f4297ea8b83672b51dc86c694246f44e2a2a4705c6f59d59bd137fa0da8b464c4e09486ec178442d78804c287e001fba47e7a5c26ce25131a0186f0329d48fea3d0158316306e898a99084d8c2a101459dd762a9f146af40a7d85dd71ab8162cd4acd92465800ce2dcbc9c100963f73b5d7fff38f4fa29d14fc772323e6b648ca4842164e6c2f0343cc532a833f655b673d166c0af9ab3cb12a23decb33efd", 0xe4, 0x0, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(0xffffffffffffffff, 0x54a2) 08:51:51 executing program 4: clock_gettime(0x1, 0x0) 08:51:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x22003) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x340, 0x0) r3 = openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000100), 0x2, 0x0) write$cgroup_subtree(r3, &(0x7f0000000140)={[{0x2d, 'memory'}, {0xad135189af0f3963, 'hugetlb'}, {0x2d, 'cpuacct'}, {0x2b, 'net_prio'}, {0x2d, 'io'}]}, 0x28) ioctl$PPPIOCSPASS(r2, 0x40107447, &(0x7f00000000c0)={0x1, &(0x7f0000000080)=[{0x0, 0xff, 0x3b, 0x9}]}) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x9) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:51 executing program 1: socket(0x2, 0x80000, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz1\x00', 0x200002, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup.net/syz1\x00', 0x200002, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup/syz0\x00', 0x200002, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) openat$cgroup_type(r0, &(0x7f0000000340), 0x2, 0x0) ioctl$KVM_CAP_X2APIC_API(r2, 0x4068aea3, &(0x7f00000002c0)={0x81, 0x0, 0x2}) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup/syz1\x00', 0x200002, 0x0) r4 = openat$cgroup_type(r3, &(0x7f0000000080), 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.net/syz1\x00', 0x200002, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000240)) write$cgroup_type(r4, &(0x7f0000000040), 0x9) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f00000003c0), 0x800, 0x0) ioctl$BLKROGET(r5, 0x125e, &(0x7f0000000380)) 08:51:51 executing program 0: socket(0x1e, 0x80000, 0x3c6650f) [ 1988.889227][ T6963] block nbd2: NBD_DISCONNECT 08:51:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xc002) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$SNDRV_TIMER_IOCTL_STATUS64(0xffffffffffffffff, 0x80605414, &(0x7f0000000040)) ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f00000000c0)={0x56, 0x20000000, 0x5, 0x8, 0x1, 0x81}) 08:51:52 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000080)={'veth0_to_bridge\x00', 0x20, 0xfffffff8}) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x2}) ioctl$KVM_REINJECT_CONTROL(r2, 0xae71, &(0x7f0000000040)={0x58}) 08:51:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000080), 0x2, 0x1100) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r1, 0xc02064b2, &(0x7f00000000c0)={0xf3fd, 0x8, 0x2f}) ioctl$NBD_DISCONNECT(r0, 0x1263) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) 08:51:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x2000) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, &(0x7f0000000040)={0x8}) 08:51:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x2182) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKFLSBUF(r1, 0x1261, &(0x7f0000000040)=0xff) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:52 executing program 0: socket(0x1e, 0x3, 0x7fb) socket$can_bcm(0x1d, 0x2, 0x2) [ 1989.280962][ T6997] block nbd4: NBD_DISCONNECT 08:51:52 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f00000004c0)={0x7, 0x7, 0x40, 0x6, 0xff, 0x28, 0x12, "4e460bf9ecd3522f57088028422e5791574fac29", "67b3a1fa6829a3c739669604e84b694d67d33706"}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0x1263) 08:51:52 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000001980)={'ip6gre0\x00', &(0x7f0000001900)={'ip6tnl0\x00', 0x0, 0x4, 0x6b, 0x9, 0x7b, 0x10, @private1={0xfc, 0x1, '\x00', 0x1}, @private2={0xfc, 0x2, '\x00', 0x1}, 0x780, 0x1, 0x40, 0x8001}}) clock_gettime(0x0, &(0x7f0000001a00)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0)={0x1d, r1}, 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {r2, r3/1000+10000}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:51:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) sendto$x25(0xffffffffffffffff, &(0x7f0000000040)="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", 0x1000, 0x10000, &(0x7f0000001040), 0x12) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:52 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) r1 = socket(0x3, 0x0, 0x3) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r4, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r3, 0x4008ae73, &(0x7f0000000040)={0x2b38, 0x8001}) ioctl$IMGETCOUNT(r1, 0x80044943, &(0x7f0000000000)) 08:51:52 executing program 1: r0 = openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) ioctl$IMGETVERSION(0xffffffffffffffff, 0x80044942, &(0x7f0000000080)) write$cgroup_type(r0, &(0x7f0000000040), 0x9) socket(0x22, 0x328e9de6d7811074, 0x0) 08:51:52 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000), 0x4) socket$inet6_udp(0xa, 0x2, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r1, 0x106, 0x1, &(0x7f0000000140), 0x4) r2 = socket(0x2, 0x0, 0x7ff) ioctl$KVM_SET_TSS_ADDR(0xffffffffffffffff, 0xae47, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r2, 0x89e7, &(0x7f0000000080)={0x31}) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$IMGETCOUNT(0xffffffffffffffff, 0x80044943, &(0x7f0000000040)) ioctl$KVM_CAP_EXIT_HYPERCALL(0xffffffffffffffff, 0x4068aea3, &(0x7f00000000c0)) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r4, 0x0, 0x0, 0x0) ioctl$SIOCX25GSUBSCRIP(r4, 0x89e0, &(0x7f00000001c0)={'wg1\x00', 0x0, 0x2}) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f00000002c0)={0x10000, 0xc000}) setsockopt$X25_QBITINCL(r3, 0x106, 0x1, &(0x7f0000000180), 0x4) 08:51:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x68c202) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:52 executing program 5: r0 = socket(0x2, 0x80d, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000080)={0x9, 0x9, 0xa, 0xb, 0x3}) r2 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r3, 0x0, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r3, 0x89ea, &(0x7f00000001c0)) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r2, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r2, 0x80585414, &(0x7f00000000c0)) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) write$FUSE_WRITE(r4, &(0x7f0000000180)={0x18, 0x0, 0x0, {0x10000}}, 0x18) 08:51:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f0000000040)={0x20, 0x0, 0x0, {0x1ff, 0x4, 0x2, 0x30fe}}, 0x20) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKROTATIONAL(r0, 0x127e, &(0x7f0000000000)) socket(0x2, 0x0, 0x7ff) 08:51:52 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) r1 = socket(0x3, 0x0, 0x3) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r4, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r3, 0x4008ae73, &(0x7f0000000040)={0x2b38, 0x8001}) ioctl$IMGETCOUNT(r1, 0x80044943, &(0x7f0000000000)) 08:51:52 executing program 1: socket(0xa, 0x8000a, 0x0) r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000040)) r1 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r1, 0x80044944, &(0x7f0000000040)) bind$isdn_base(r1, &(0x7f0000000240)={0x22, 0xe0, 0x84, 0xda, 0x2}, 0x6) r2 = openat$cgroup_subtree(0xffffffffffffffff, &(0x7f00000000c0), 0x2, 0x0) write$cgroup_subtree(r2, &(0x7f00000002c0)={[{0x2d, 'cpuacct'}, {0x2b, 'hugetlb'}, {0x2d, 'memory'}, {0x15, 'blkio'}, {0x2d, 'blkio'}, {0x2b, 'blkio'}, {0x2d, 'cpuacct'}, {0x2d, 'io'}]}, 0x3c) r3 = getuid() getgroups(0x4, &(0x7f0000000300)=[0xffffffffffffffff, 0xee00, 0xee01, 0xee00]) write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000340)={0xc0, 0x0, 0x0, [{{0x6, 0x2, 0xfd, 0x2, 0x8, 0x9, {0x6, 0xffffffffffffff81, 0x100000001, 0x1, 0xffffffffffffff7f, 0x6, 0xffffffff, 0xeaf, 0x8001, 0x9000, 0x8, r3, r4, 0x9db1, 0x100}}, {0x1, 0x0, 0x13, 0x7f, ']-\xa9-)]+}--+-}^L${%('}}]}, 0xc0) ioctl$BLKPG(0xffffffffffffffff, 0x1269, &(0x7f0000000000)={0x4, 0xfe12, 0xc5, &(0x7f0000000140)="4ddb23902f43e46f8172aa57a7bba59858c1642f72878c76f0ab266c0d47c8d711c79ffac0636bfe5cab5c112eeb6ecd0f75ac48199d2a9ab37e2c5bde0553b2a58afdea96ebc154226335a8f3680cc5027f12f136cf9ff7bc72282ebd336a0dbb8b15f17fc737ae7c2500537acd0faf8bd78324e7fed96bf37f3eede9ab29fbca89a00b3b1fc00e74d4cd631478879316bc7b155c2a26bc45560f1d5e44977adcc4a4f19d3f4854d6bbf47d052c13c1ab1442cfda01a5384f91805832eebecbfabdc0f7af"}) ioctl$IMSETDEVNAME(r0, 0x80184947, &(0x7f0000000100)={0x9, 'syz0\x00'}) accept4(r0, &(0x7f0000000040)=@sco={0x1f, @none}, &(0x7f0000000280)=0xfffffffffffffc87, 0x800) 08:51:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x2, 0x400000) ioctl$BLKPG(r1, 0x1269, &(0x7f0000000100)={0x4, 0x2, 0x6d, &(0x7f0000000080)="1c1b8d56b0f502c488a83b652d49472375cfebab05d8e6186290b83d327b9d8eb72fcd0c68d76d2aef618030ea857d538bd5116dd5f5ff11ea5005aa89123c57ef3908a1ce7aa636758fa85935544064b04fef51dc20c87640d72118cd13252be14176178b76095b7b34920a7e"}) 08:51:52 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x10000) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x840, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x2400) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:53 executing program 5: r0 = socket(0x11, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) eventfd2(0x3, 0x80800) 08:51:53 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40000) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x100000001) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCATTCHAN(r1, 0x40047438, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:53 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) r1 = socket(0x3, 0x0, 0x3) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r4, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r3, 0x4008ae73, &(0x7f0000000040)={0x2b38, 0x8001}) ioctl$IMGETCOUNT(r1, 0x80044943, &(0x7f0000000000)) 08:51:53 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000040), 0x4) r0 = socket(0x2, 0x0, 0x7ff) socket$isdn_base(0x22, 0x3, 0x0) bind$bt_sco(r0, &(0x7f0000000200), 0x8) accept4(r0, 0x0, 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(0xffffffffffffffff, 0xc1105518, &(0x7f00000000c0)={{0x3, 0x4, 0x0, 0x5, 'syz1\x00', 0xa26}, 0x5, 0x2, 0x6, 0xffffffffffffffff, 0x8, 0xa9, 'syz1\x00', &(0x7f0000000080)=['}:\x00', ':&\x00', '+*+\',', '\x00', '\x00', '^\x00', '\x00', '%\x00'], 0x12, '\x00', [0x8, 0x16bd, 0x476c, 0x599]}) 08:51:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:53 executing program 1: prctl$PR_MCE_KILL_GET(0x22) socket(0x21, 0x5, 0x0) 08:51:53 executing program 5: ioctl$KVM_SET_TSS_ADDR(0xffffffffffffffff, 0xae47, 0xd000) r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IOC_PR_CLEAR(0xffffffffffffffff, 0x401070cd, &(0x7f0000000080)={0x4}) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000040)) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000000)) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000000180)={0x90, 0x0, 0x0, {0x6, 0x2, 0x3ff, 0x4, 0x1000, 0x7, {0x4, 0x2, 0x3, 0x6, 0x80000001, 0xff, 0x4, 0x10001, 0x80000001, 0xc000, 0x0, 0xee01, 0x0, 0x3, 0x6}}}, 0x90) socket(0x29, 0x4, 0x40000001) 08:51:53 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80800) clock_getres(0x7, &(0x7f00000000c0)) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_SET_TSS_ADDR(r3, 0xae47, 0xd000) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r2, 0xc0505510, 0x0) ioctl$SIOCX25GDTEFACILITIES(r1, 0x89ea, &(0x7f0000000080)) r4 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_SIGNAL_MSI(r4, 0x4020aea5, &(0x7f0000000100)={0x6000, 0x2000, 0x6, 0x101, 0x8}) 08:51:53 executing program 3: r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x98b9a06f937121b4, 0x80, 0xffffff48, {0x0, 0xea60}, {r1, r2/1000+60000}, {0x3, 0x1, 0x1, 0x1}, 0x1, @can={{0x2, 0x1, 0x1}, 0x0, 0x6, 0x0, 0x0, "3479c32a699e5ee1"}}, 0x48}, 0x1, 0x0, 0x0, 0x44804}, 0x40000) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000000180)={0x78, 0x0, 0x0, {0x43bc, 0x81, 0x0, {0x0, 0x100, 0x3, 0xfffffffffffffff7, 0x728f, 0x4800000000000000, 0x4, 0xa67, 0x9, 0x1000, 0x80, 0x0, 0x0, 0x0, 0x200}}}, 0x78) ioctl$NBD_DISCONNECT(r3, 0x1268) 08:51:53 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r3, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r2, 0x4008ae73, &(0x7f0000000040)={0x2b38, 0x8001}) 08:51:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x402040) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:53 executing program 1: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r0, 0xc4c85513, &(0x7f0000000000)={{0x8, 0x4, 0xfffffffd, 0x2, '\x00', 0x1000}, 0x0, [0x2, 0x4, 0xffff, 0x6, 0x3ff, 0x100, 0x4, 0x8, 0x2, 0x94, 0x401, 0x6, 0x0, 0x2, 0x0, 0x3ff, 0xfffffffffffffc01, 0x1, 0xffff, 0x0, 0x1, 0x7, 0x800, 0x3ff, 0x4, 0x9, 0x49, 0x7ff, 0x100, 0x6, 0x6, 0x10000, 0x3, 0x8, 0x5, 0x40, 0x0, 0x9ecb, 0x8, 0x7fff, 0x200, 0x82, 0x7, 0x4, 0x0, 0x800, 0x6, 0x4, 0x3, 0x1f, 0x7, 0x258, 0x8, 0x81, 0x48, 0x6, 0x65e2, 0x7fffffff, 0x3, 0x7, 0x1, 0x109e, 0xfffffffffffff17a, 0x0, 0x3, 0xef, 0x3b605674, 0x81, 0xef5a, 0x7, 0x1, 0xffffffff, 0x0, 0x1, 0x4, 0xc2, 0x1, 0x9, 0x0, 0x0, 0x3, 0x9a6, 0x5, 0x128, 0x3f, 0x1, 0x20, 0xff, 0xd593, 0x1f, 0x2c033e17, 0x4, 0x4, 0x9b, 0x78, 0x9, 0xfff, 0x80000000, 0x7ff, 0x0, 0x1, 0x5, 0x8, 0x7, 0x0, 0x6, 0x80000001, 0x8000000000, 0xfffffffffffffffc, 0xea, 0x9, 0x0, 0xdf, 0x80, 0x7, 0x8d, 0x4, 0x1000, 0x8, 0x6, 0x10001, 0xf82b, 0x0, 0x0, 0x718b, 0x8, 0x0, 0xffffffff]}) socket(0x2, 0xa, 0x0) 08:51:53 executing program 5: r0 = socket(0x11, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x9, 0x3f, 0x80, 0x74}, 0x6) recvmsg$can_bcm(r0, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000001700)=[{&(0x7f00000001c0)=""/142, 0x8e}, {&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000001280)=""/168, 0xa8}, {&(0x7f0000001340)=""/99, 0x63}, {&(0x7f00000013c0)=""/241, 0xf1}, {&(0x7f00000014c0)=""/185, 0xb9}, {&(0x7f0000001580)=""/169, 0xa9}, {&(0x7f0000001640)=""/111, 0x6f}, {&(0x7f00000016c0)=""/25, 0x19}], 0x9, &(0x7f00000017c0)=""/134, 0x86}, 0x2001) r1 = accept4(r0, &(0x7f0000000040)=@sco, &(0x7f00000000c0)=0x80, 0x800) r2 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETVERSION(r2, 0x80044942, &(0x7f0000001c40)) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_SPLIT_IRQCHIP(r4, 0x4068aea3, &(0x7f0000000140)) r5 = socket(0x11, 0x80803, 0x0) accept4(r5, 0x0, 0x0, 0x0) recvmsg$can_bcm(r5, &(0x7f0000001c00)={&(0x7f00000018c0)=@nl, 0x80, &(0x7f0000001b00)=[{&(0x7f0000001940)=""/191, 0xbf}, {&(0x7f0000001a00)=""/64, 0x40}, {&(0x7f0000001a40)=""/124, 0x7c}, {&(0x7f0000001ac0)=""/14, 0xe}], 0x4, &(0x7f0000001b40)=""/177, 0xb1}, 0x40000103) r6 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) ioctl$DRM_IOCTL_MODE_MAP_DUMB(r6, 0xc01064b3, &(0x7f0000000040)) ioctl$IMGETDEVINFO(r1, 0x80044944, &(0x7f0000000100)={0x8}) 08:51:53 executing program 0: socket(0x21, 0x6, 0x802) 08:51:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKSECTGET(r2, 0x1267, &(0x7f0000000040)) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x9) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:53 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) 08:51:53 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r3, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) 08:51:53 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r1, 0xc0045520, &(0x7f0000000180)=0xfffffff8) r2 = accept4(r0, &(0x7f0000000100)=@tipc=@name, &(0x7f0000000080)=0x80, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000240)={0x3b, "2723a483666f35ad4cb3f848872f5b1eaf67a240c73910a2c753191df7a92bb780d894d407d32833849553b7dedd456826b96802e2655a74b48963e384f510fc404b7bfd71d408b78b7255c74a90f75d9f6aed30b1d3da5b48fda25d1ccecb1d36563e976b33cb441ddbe28a5fab324a128c16cd382b6646906e88dfa8e0e355"}) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKFLSBUF(r3, 0x1261, &(0x7f0000000040)=0x6) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) ioctl$IMGETDEVINFO(r2, 0x80044944, &(0x7f00000000c0)) 08:51:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x101100) ioctl$IOC_PR_RESERVE(r1, 0x401070c9, &(0x7f0000000040)={0x400000003fffffd, 0x8, 0x5}) 08:51:53 executing program 0: r0 = socket(0x18, 0x5, 0x7ff) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) 08:51:54 executing program 3: ioctl$IMGETVERSION(0xffffffffffffffff, 0x80044942, &(0x7f0000000000)) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x90801) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x890401) ioctl$NBD_CLEAR_QUE(r0, 0xab05) socket(0x2, 0xa, 0x0) ioctl$BLKFRASET(r0, 0x1264, &(0x7f0000000040)=0xfbd) 08:51:54 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) r1 = accept4(r0, &(0x7f0000000000)=@in6={0xa, 0x0, 0x0, @private1}, &(0x7f0000000080)=0x80, 0x800) ioctl$IMGETVERSION(r1, 0x80044942, &(0x7f00000000c0)) 08:51:54 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000000)={'veth1_to_hsr\x00', 0x100}) 08:51:54 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r2, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) 08:51:54 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_NR_MMU_PAGES(r1, 0xae44, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x20800) ioctl$NBD_DISCONNECT(r2, 0x1263) 08:51:54 executing program 3: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) write$FUSE_GETXATTR(r0, &(0x7f0000000100)={0x18, 0xfffffffffffffffe, 0x0, {0x7}}, 0x18) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r2, 0x0, 0x0) read$FUSE(r2, &(0x7f00000014c0)={0x2020}, 0x2020) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r1, 0x89b1, &(0x7f0000001480)={'ip6_vti0\x00', 0x0}) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000080)=0x8001) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r3, 0x1268) ioctl$BLKGETSIZE64(r3, 0x80081272, &(0x7f0000000040)) 08:51:54 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f0000000280)=0x1) 08:51:54 executing program 5: r0 = socket(0x11, 0xa, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000080)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_BMAP(r1, &(0x7f00000020c0)={0x18, 0x0, r2, {0x1ff}}, 0x18) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000000)) 08:51:54 executing program 0: socket(0x15, 0xa, 0x2) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x301840, 0x0) ioctl$PPPIOCGFLAGS1(r0, 0x8004745a, &(0x7f0000000040)) 08:51:54 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r2, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) 08:51:54 executing program 1: socket(0x2, 0xa, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) 08:51:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:54 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGFLAGS1(r1, 0x8004745a, &(0x7f0000000140)) r2 = accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1) r4 = accept4(r3, &(0x7f0000000080)=@l2tp6={0xa, 0x0, 0x0, @private2}, &(0x7f0000000100)=0x80, 0x800) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000002c0)=0x1, 0x4) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000180), 0x40, 0x0) recvfrom$x25(r4, &(0x7f0000000300)=""/250, 0xfa, 0x10020, 0x0, 0x0) ioctl$BLKPBSZGET(r6, 0x127b, &(0x7f00000001c0)) ioctl$SIOCX25SFACILITIES(r5, 0x89a0, &(0x7f0000000140)={0x52}) socket(0x2, 0x0, 0x7ff) ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000000)={0xc025, 0x3}) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000200)={0x65, "2a602cb8985cd12844adf4cf128a8e87e29876481944d943d4c7ed121914c44672b2ed6f5d7d85745dc3c20a367a2a920a2643e38dcda74611bc26821977ef5fb2cd7655579c5f19420d3b4d8922b5b5667ede18b21347a9070e83d31fb9213ee9acaee5a2d83bfbd299e069382186420e0a3ba1af6ce5051d2781bcb92fd409"}) 08:51:54 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r0, 0xc4c85513, &(0x7f0000000000)={{0x4, 0x0, 0x2, 0x1, '\x00', 0x2}, 0x0, [0xfffffffffffffffa, 0x1000, 0x200, 0x9, 0x1, 0x6ea, 0x5, 0x3ff, 0x5, 0x0, 0x800, 0xffffffffffffffff, 0x40, 0x8, 0x4, 0x3, 0x1, 0x6, 0xffff, 0x7, 0x0, 0xffffffff, 0x7, 0x7, 0x4, 0x61eed35f, 0x101, 0x7ff, 0x1000, 0xb40c, 0xe49, 0x8, 0xc80d, 0x9, 0x7, 0x1, 0xffffffffffff3afe, 0x0, 0x5, 0x1, 0x4, 0x4, 0x8000, 0xffffffff, 0xc0b, 0x6, 0xa5, 0x2, 0x9, 0x800, 0x6, 0x1, 0x800, 0x8b, 0x3, 0x7, 0xffff800000000000, 0x6, 0xfffffffffffffffa, 0x2, 0xffff, 0x3, 0x7, 0xe8, 0xfffffffffffffff9, 0x80000001, 0x81, 0x9, 0x3, 0xf7, 0x3, 0x1, 0xf32, 0x9, 0x3, 0xc589, 0xa59, 0x40, 0x8, 0x4548, 0x60, 0x1000, 0x5, 0x6, 0x1, 0xca1c, 0x0, 0x6, 0xee9, 0x2, 0x4, 0x2, 0x8, 0x6, 0x9, 0x6, 0x1, 0x8, 0xee3, 0x9, 0x5a, 0x8ec, 0xc0f, 0x1, 0x7, 0x20, 0x7, 0x120000000000000, 0x0, 0x9, 0x7fffffff, 0x0, 0x81, 0x3ff, 0x2, 0x3f, 0x8, 0x25, 0x0, 0x7, 0x2, 0x0, 0x8001, 0x0, 0xfffffffffffffffa, 0xfe9, 0x1ff, 0x4]}) socket(0x11, 0xa, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000500), 0x9, 0x311000) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r1, 0x40045532, &(0x7f0000000540)=0x1f) 08:51:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_CLEAR_QUE(r0, 0xab05) 08:51:54 executing program 1: openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) socket(0x1e, 0xa, 0x0) 08:51:54 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:51:54 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) 08:51:54 executing program 5: socket(0x5, 0xa, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) sendmsg$can_bcm(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="0400000014040000b700000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="0000004001000092411dc6e70cb043a51103846ae18bfa000000006504020000956d7ea8d42a158f913e801cef17"], 0x48}, 0x1, 0x0, 0x0, 0x4000014}, 0x4040080) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100), 0x40000, 0x0) ioctl$PPPIOCSNPMODE(r1, 0x4008744b, &(0x7f0000000140)={0x8029, 0x3}) r2 = socket(0x1a, 0x9, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) 08:51:54 executing program 2: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r0, 0x4008ae73, &(0x7f0000000000)={0x40}) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0x1263) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x800) 08:51:54 executing program 0: socket(0x2, 0x0, 0x7ff) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000000000)={[{0x2, 0x1, 0x2, 0xc1, 0x38, 0x5, 0x88, 0x4, 0x9, 0x1, 0x2d, 0x7f, 0x2f5}, {0xd371, 0xd7, 0x81, 0x0, 0x7f, 0x0, 0x7, 0x81, 0xff, 0x40, 0x2, 0xf0, 0x1}, {0x1, 0x8000, 0x81, 0x4, 0x2, 0x6, 0x0, 0xf9, 0x4, 0x2, 0x3, 0x0, 0x1}], 0x1}) socket(0x1f, 0x4, 0x7f) 08:51:54 executing program 1: socket(0xa, 0x5, 0x3) ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000000)={0x2f, 0x3}) 08:51:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:55 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) 08:51:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x20002) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:55 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f0000000000)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_BMAP(0xffffffffffffffff, &(0x7f0000002040)={0x18, 0x0, r0, {0x616f66ca}}, 0x18) socket(0x2, 0x0, 0x7ff) 08:51:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:55 executing program 5: socket(0x11, 0xa, 0x0) r0 = socket(0x11, 0x80803, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000100)={0x39}) accept4(r0, 0x0, 0x0, 0x0) sendmsg$can_bcm(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2, 0xca4, 0x1, {0x77359400}, {0x0, 0x2710}, {0x4}, 0x1, @canfd={{0x0, 0x0, 0x1}, 0x3c, 0x3, 0x0, 0x0, "077752c565981cb782e2da5a94e385cd2002eb3b13425382129f23765ccfebbff0ef8e8ab71da3687fc5a31fb4fcbca2b6116045a5d916659f26e41223e3610f"}}, 0x80}, 0x1, 0x0, 0x0, 0x14}, 0x840) 08:51:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x65f5) 08:51:55 executing program 1: openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) write$apparmor_current(r3, &(0x7f00000000c0)=@hat={'changehat ', 0x1, 0x5e, ['/dev/kvm\x00', '\x00', '\x00', '/dev/kvm\x00', '/dev/kvm\x00', '/D\x00', ')!^$&{\x00', '/dev/kvm\x00']}, 0x4d) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r2, 0x4068aea3, &(0x7f0000000000)) 08:51:55 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) 08:51:55 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x4000, 0x0) ioctl$BLKROGET(r1, 0x125e, &(0x7f0000000140)) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000000)={'syzkaller0\x00', 0x1, 0x3}) 08:51:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_LIST_KEY(r0, &(0x7f00000000c0)={&(0x7f0000000000), 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x0, 0x70bd29, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40040c0}, 0x48011) timer_settime(0x0, 0x0, &(0x7f0000000100)={{0x0, 0x3938700}}, 0x0) socket(0x11, 0xa, 0x0) 08:51:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) 08:51:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$IOC_PR_CLEAR(r0, 0x401070cd, &(0x7f0000000040)={0x7}) 08:51:55 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) 08:51:55 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) openat$cgroup_type(r0, &(0x7f0000000040), 0x2, 0x0) socket(0x2, 0x0, 0x7ff) 08:51:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x305400) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:55 executing program 5: ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f0000000000)={0x7, 0x0, 0x6, 0x600}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f0000000040)={0x10000, 0x8}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(0xffffffffffffffff, 0x80dc5521, &(0x7f00000002c0)=""/66) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f00000001c0)={'gretap0\x00', 0x1000, 0x70e2}) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_HALT_POLL(r4, 0x4068aea3, &(0x7f0000000100)={0xb6, 0x0, 0x1}) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r3, 0x4068aea3, &(0x7f0000000080)) socket(0x11, 0xa, 0x0) 08:51:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x111000) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKRESETZONE(r1, 0x40101283, &(0x7f0000000040)={0x5, 0xffc}) 08:51:55 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) 08:51:55 executing program 1: prctl$PR_MCE_KILL_GET(0x22) socket(0x2, 0xa, 0x0) 08:51:55 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x4400, 0x0) ioctl$PPPIOCGDEBUG(r0, 0x80047441, &(0x7f0000000040)) socket(0x2, 0x0, 0x7ff) 08:51:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKSECDISCARD(r1, 0x127d, &(0x7f0000000040)=0x8) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2000) 08:51:55 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socket(0x2, 0x3, 0x9) 08:51:56 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) socket(0x2, 0x3, 0x9) 08:51:56 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x3) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x428000, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x820400) ioctl$NBD_DISCONNECT(r2, 0x1263) ioctl$BLKROTATIONAL(r0, 0x127e, &(0x7f0000000080)) 08:51:56 executing program 0: r0 = socket(0x1f, 0x0, 0x7ff) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80000) accept4$x25(r1, &(0x7f0000000080), &(0x7f00000000c0)=0x12, 0x800) 08:51:56 executing program 3: syz_open_dev$ndb(&(0x7f0000000240), 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKSECTGET(r1, 0x1267, &(0x7f00000001c0)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x404001, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000200), 0x220444, 0x0) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x0) ioctl$BLKPBSZGET(r2, 0x127b, &(0x7f0000000140)) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_PPC_GET_PVINFO(r5, 0x4080aea1, &(0x7f0000000000)=""/34) ioctl$NBD_DO_IT(r4, 0xab03) r6 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_SPLIT_IRQCHIP(r6, 0x4068aea3, &(0x7f00000002c0)={0x79, 0x0, 0x1}) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x202000, 0x0) ioctl$BLKROGET(0xffffffffffffffff, 0x125e, &(0x7f00000000c0)) ioctl$NBD_SET_SIZE_BLOCKS(r4, 0xab07, 0x2518) 08:51:56 executing program 5: socket(0x26, 0x4, 0x7ffb) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$KVM_CAP_HALT_POLL(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)={0xb6, 0x0, 0x3f}) bind$bt_sco(r0, &(0x7f0000000000), 0x8) 08:51:56 executing program 1: socket(0x2, 0xa, 0x0) socket(0x15, 0x1, 0x4) 08:51:56 executing program 4: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) socket(0x2, 0x3, 0x9) 08:51:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r0, 0x0, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, 0x0, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@IEEE802154_ATTR_PAN_COORD={0x5, 0x19, 0x2}, @IEEE802154_ATTR_PAN_COORD={0x5, 0x19, 0xfe}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x9}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0xa}, @IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x1}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x7f}]}, 0x44}, 0x1, 0x0, 0x0, 0x810}, 0x20000040) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, 0x0, 0x4, 0x70bd2b, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_TYPE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy3\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x0) socket(0x22, 0x2, 0x7ff) socket(0xb, 0x3, 0x6) 08:51:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000001040), 0x0, 0x86a00) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r1, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e85411, &(0x7f0000000040)=""/4096) [ 1993.472556][ T7386] block nbd2: NBD_DISCONNECT 08:51:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000000)={0x0, 0x3ff}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_QUE(r1, 0xab05) socket(0x11, 0xa, 0x0) 08:51:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80000) ioctl$NBD_CLEAR_QUE(r0, 0xab05) r1 = syz_open_dev$loop(&(0x7f0000000040), 0x4, 0x80) ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000080)=0x80) socket(0x18, 0x800, 0x386c) [ 1993.498132][ T7386] block nbd2: NBD_DISCONNECT 08:51:56 executing program 4: socket(0x2, 0x3, 0x9) 08:51:56 executing program 0: socket(0x2b, 0x4afb46a08116287f, 0x1) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$isdn_base(0x22, 0x3, 0x0) 08:51:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x4002) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 08:51:56 executing program 5: socket(0x11, 0xa, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000000)) 08:51:57 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x222000) ioctl$IOC_PR_CLEAR(0xffffffffffffffff, 0x401070cd, &(0x7f0000000180)={0x3}) r0 = syz_open_dev$loop(&(0x7f00000000c0), 0x709ce2e3, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000100)={0x1ff}) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x8900) ioctl$NBD_DISCONNECT(r1, 0x1268) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x10400, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3) ioctl$NBD_DO_IT(r2, 0xab03) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_DO_IT(r2, 0xab03) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) openat$nullb(0xffffffffffffff9c, &(0x7f0000000140), 0xa0600, 0x0) 08:51:57 executing program 1: socket(0x2, 0xa, 0x0) socket(0x2b, 0x4, 0x1ff) 08:51:57 executing program 0: socket(0x2, 0x0, 0x7ff) openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r0) timer_gettime(r0, &(0x7f00000000c0)) ioctl$PPPIOCSACTIVE(0xffffffffffffffff, 0x40107446, &(0x7f0000000080)={0x4, &(0x7f0000000040)=[{0x81, 0x3, 0x3f, 0x20}, {0x6, 0x5, 0x80, 0x9}, {0xa26, 0x8, 0x9, 0x2}, {0x6, 0x0, 0x9, 0x9}]}) 08:51:57 executing program 4: socket(0x0, 0x3, 0x9) 08:51:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x149342) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2440) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x2000000000000009) 08:51:57 executing program 5: r0 = socket(0x11, 0xa, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000002180)={0x13, 0x8, 0x5, 0xb, 0xffff7fff, 0x81}) write$FUSE_LK(r1, &(0x7f0000000040)={0x28, 0x0, 0x0, {{0x9, 0x3}}}, 0x28) read$FUSE(r1, &(0x7f0000000100)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_GETXATTR(r1, &(0x7f0000002140)={0x18, 0xfffffffffffffffe, r2, {0x10000}}, 0x18) ioctl$PPPIOCSACTIVE(0xffffffffffffffff, 0x40107446, &(0x7f00000000c0)={0x3, &(0x7f0000000080)=[{0x8, 0x3, 0xf0, 0x17}, {0x9, 0xa, 0x18, 0xa}, {0x4, 0x0, 0x0, 0xa08}]}) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r3, 0x0, 0x0) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000004240), 0x2, 0x0) read$FUSE(r3, &(0x7f0000004280)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_STATFS(r4, &(0x7f00000062c0)={0x60, 0x0, r5, {{0x8, 0x71, 0x0, 0x800, 0x7f, 0xd2ba, 0x2, 0x1}}}, 0x60) read$FUSE(r1, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(r3, &(0x7f0000004200)={0x20, 0xfffffffffffffff5, r6, {0x3, 0x0, 0xffffffff, 0x4}}, 0x20) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) 08:51:57 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_X2APIC_API(r1, 0x4068aea3, &(0x7f0000000080)={0x81, 0x0, 0x3}) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x600083) r3 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x6, 0x200) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r3, 0xc1105511, &(0x7f00000001c0)={{0x5, 0x0, 0x8000, 0xa5c, 'syz1\x00', 0x4}, 0x3, 0x40, 0x1f, 0x0, 0x1, 0xb45b, 'syz1\x00', &(0x7f0000000140)=['($)\x00'], 0x4, '\x00', [0x2, 0x1ff, 0x7]}) ioctl$NBD_DISCONNECT(r2, 0x1263) 08:51:57 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_PCI_DEVICE(r1, 0x4040ae72, &(0x7f0000000000)={0xff, 0x1, 0x7, 0x0, 0xffffffff}) socket(0x2, 0x0, 0x7ff) 08:51:57 executing program 4: socket(0x0, 0x3, 0x9) 08:51:57 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000000)) [ 1994.172249][ T7434] block nbd3: shutting down sockets 08:51:57 executing program 5: r0 = socket(0x11, 0x3, 0x1) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000000080)={'syztnl2\x00', &(0x7f0000000000)={'ip6gre0\x00', 0x0, 0x2f, 0x1, 0x1, 0x0, 0x11, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @dev={0xfe, 0x80, '\x00', 0x3e}, 0x80, 0x7, 0x401, 0x7}}) [ 1994.293095][ T7446] block nbd3: Device being setup by another task [ 1994.307034][ T7434] block nbd3: shutting down sockets 08:51:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x40d01, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x0) ioctl$BLKROGET(r1, 0x125e, &(0x7f0000000080)) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x7fffffff) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x208144) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1268) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r3, 0x89eb, &(0x7f00000000c0)={0x6080, 0x4, 0x1, 0x5, 0xa9, 0x2, 0x1f, "f84cd0e2f4ae7984764f6f997a89f10d4d6f9ca0", "9540e729cb29133f07be651d71a4e04f9a86f99e"}) 08:51:57 executing program 1: socket(0x1d, 0x3, 0xfffffffc) 08:51:57 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) write$FUSE_INIT(0xffffffffffffffff, &(0x7f00000020c0)={0x50, 0x0, r1, {0x7, 0x22, 0x7f, 0x810080, 0x7, 0x0, 0xfa1, 0x8000}}, 0x50) 08:51:57 executing program 4: socket(0x0, 0x3, 0x9) 08:51:57 executing program 2: r0 = getpgid(0x0) capset(&(0x7f0000000000)={0x20080522, r0}, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(0xffffffffffffffff, 0xc1105518, &(0x7f0000000080)={{0x5, 0x4, 0x71, 0x2, 'syz1\x00', 0x1}, 0x2, 0x84694466e4aa5b58, 0x7, r0, 0x0, 0xfffffffb, 'syz0\x00', &(0x7f0000000040), 0x0, '\x00', [0x80, 0x100, 0xe8ca, 0x5]}) openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000003400), 0x1, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000040)) prctl$PR_GET_FPEMU(0x9, &(0x7f0000000000)) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r1, 0x7439) 08:51:57 executing program 5: rt_sigprocmask(0x0, &(0x7f0000000080)={[0x400000008]}, &(0x7f0000000040), 0xffffff35) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x12) socket(0x18, 0xa, 0x0) 08:51:57 executing program 1: socket(0x2, 0xa, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x88000, 0x0) ioctl$PPPIOCSPASS(r0, 0x40107447, &(0x7f0000000080)={0x4, &(0x7f0000000040)=[{0xdf, 0x9, 0x1, 0xfffffff7}, {0x8000, 0x40, 0x1, 0x101}, {0x40, 0x24, 0x5, 0x100d}, {0x3f, 0x3f, 0x0, 0x80}]}) 08:51:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xfb) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0xa1440) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r1, 0x54a3) 08:51:57 executing program 4: socket(0x2, 0x0, 0x9) 08:51:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000002100), 0x0, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000080)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_OPEN(r1, &(0x7f00000020c0)={0x20, 0xffffffffffffffda, r2, {0x0, 0x10}}, 0x20) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:57 executing program 5: socket(0x26, 0xa, 0x0) 08:51:57 executing program 1: socket(0x2, 0xa, 0x0) socket(0x17, 0x2, 0x9) ioctl$KVM_SIGNAL_MSI(0xffffffffffffffff, 0x4020aea5, &(0x7f0000000000)={0x4000, 0x4000, 0x9, 0xffff, 0x20}) 08:51:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200) ioctl$BLKRRPART(r1, 0x125f, 0x0) 08:51:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(0xffffffffffffffff, 0xc4c85512, &(0x7f0000000040)={{0x8, 0x4, 0x2, 0xffffffff, 'syz1\x00', 0x2}, 0x1, [0x2, 0x7, 0x0, 0x0, 0x4, 0x9, 0x401, 0x5b8b, 0x8, 0x6, 0x800, 0x0, 0x1, 0x5, 0x8, 0x8, 0x7c, 0x7fff, 0x6, 0x49, 0x7, 0x3, 0x4, 0x4, 0x4, 0x7, 0x3, 0x3, 0x3, 0x9, 0x1, 0x400, 0x1000, 0x1, 0x0, 0x10000, 0x2, 0xff, 0x4, 0x2, 0x7fff, 0x2, 0x8, 0x7ff, 0x5, 0x6, 0x803, 0x100000001, 0x4, 0x6, 0x2, 0x9, 0x7fffffff, 0x7, 0x100, 0xffffffffffff8001, 0x100, 0x0, 0xc703, 0x4e00, 0x1, 0x2, 0x8, 0x6, 0x4, 0x0, 0x0, 0x9, 0x4, 0x7fffffff80, 0x2000000000000000, 0xfff, 0x8000, 0x1, 0xff, 0x1, 0x5, 0x8, 0x9, 0x5, 0x9, 0xad47, 0x3, 0x1, 0x0, 0x5, 0x7, 0x600000000, 0x8, 0x2, 0xa0, 0x1, 0xfff, 0x4264, 0x9, 0x4, 0x15b, 0x6, 0x100, 0x5, 0xfffffffffffff009, 0x10001, 0x8, 0x7fffffff, 0x6, 0x101, 0x800, 0x1, 0x8001, 0x3, 0x7, 0x7, 0x5, 0x8001, 0x9, 0x8, 0x0, 0x400, 0x6, 0x8, 0x6, 0x0, 0xc7, 0x8, 0xff, 0x200, 0x401b]}) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:58 executing program 4: socket(0x2, 0x0, 0x9) 08:51:58 executing program 5: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r0, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) 08:51:58 executing program 0: socket(0x24, 0x800, 0x20401) 08:51:58 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000040)=0x1) 08:51:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(0xffffffffffffffff, 0x80045530, &(0x7f0000000040)=""/4096) write$cgroup_type(0xffffffffffffffff, &(0x7f0000001040), 0x9) 08:51:58 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000000)={'ip6gretap0\x00'}) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_DEV_IRQ(r1, 0x4040ae75, &(0x7f0000000100)={0x8, 0x0, 0xa0000000, 0x703}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r5, 0x4040ae77, &(0x7f0000000000)={0x7}) r6 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r7 = ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r7, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_PIT(r7, 0x8048ae66, &(0x7f00000001c0)={[{0xffffffff, 0x5, 0x1f, 0x1f, 0x4, 0x3, 0x3, 0xc4, 0x8, 0x3f, 0x4, 0x6}, {0x6, 0x1, 0x3f, 0x4, 0xf9, 0x7, 0x20, 0x40, 0x4, 0xf9, 0x0, 0x1f, 0x400}, {0x7, 0x0, 0x0, 0xd1, 0x36, 0x8, 0x40, 0x1, 0x7f, 0x2, 0x20, 0x9, 0x9}]}) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r8 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r8, 0x4040ae77, &(0x7f0000000000)={0x8}) ioctl$KVM_GET_CLOCK(r3, 0x8030ae7c, &(0x7f0000000140)) 08:51:58 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000), 0xffffffffffffff01, 0x80) r1 = syz_open_dev$loop(&(0x7f0000000180), 0x2, 0x14101) ioctl$BLKGETSIZE64(r1, 0x80081272, &(0x7f00000001c0)) ioctl$BLKGETSIZE64(r0, 0x80081272, &(0x7f0000000040)) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$IOC_PR_CLEAR(r0, 0x401070cd, &(0x7f0000000200)={0xfffffffffffffff7}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) ioctl$NBD_DO_IT(r2, 0xab03) read$FUSE(0xffffffffffffffff, &(0x7f00000002c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(0xffffffffffffffff, &(0x7f00000000c0)={0x78, 0xfffffffffffffff5, r3, {0x6, 0x9, 0x0, {0x3, 0x7f, 0x9, 0x81, 0x100, 0x7, 0x400, 0x7ff, 0x40, 0x6000, 0x1, 0xee01, 0x0, 0x3ff, 0x9}}}, 0x78) ioctl$BLKROTATIONAL(r2, 0x127e, &(0x7f0000000080)) ioctl$BLKZEROOUT(r2, 0x127f, &(0x7f0000000140)={0x10001, 0x57d}) 08:51:58 executing program 2: timer_create(0x2, &(0x7f00000001c0)={0x0, 0x36, 0x4, @thr={&(0x7f0000000040)="66bcc29c3af4458b7c5b1773261aff8f85924b507c5b672556013933cce1a04264dd82163566520e814eb32a8f50ece3a8e60425007634da08074ab54f452addbed6c0b6188ede3a58a7a720eaa22ba6c2c9f376a0e2b35d36aa4e360a50b2c592f1f99488", &(0x7f00000000c0)="dd2a000b06affad3387fae859192851bd61a5d39e76b1c35673aacdb0f288d0fff909a7123ba29bc8789d59f58e12e6dc8b3a3e4f98f0fa4ae361284a003247ac63ea3482b5e808aa319054329546cf82a81efcba48f68a67b01a3f4f64c66d859ac931f39f0aa7b104dc60a8a35e2f714c87da72f6381b3306352101d0379aaa64a7191e550c5feabc6c25e0bab2c5fbe94fa78ff430359b8949bdb187fcf72cab90dc475320ca522f5440381e1ccc7256f5a817c27cce5a7fa71dd891f6afa4c2ed93df61ebd46d7930b"}}, &(0x7f0000000200)=0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0x1263) timer_getoverrun(r0) 08:51:58 executing program 4: socket(0x2, 0x0, 0x9) 08:51:58 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_PIT(r1, 0x8048ae66, &(0x7f0000000040)={[{0x6, 0x8, 0x6, 0x7, 0x5, 0xe1, 0xf7, 0x0, 0xc1, 0x5, 0x1f, 0x4, 0x62f}, {0x8, 0x7, 0x1, 0x0, 0x32, 0x4, 0x62, 0x2, 0x6, 0x3f, 0xf8, 0x0, 0xee36}, {0x8001, 0x5, 0x80, 0x29, 0x9, 0x80, 0x2, 0x1, 0x5, 0x80, 0x1f, 0x3f, 0x469}], 0x7f}) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0x1268) 08:51:58 executing program 0: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) r2 = getuid() getgroups(0x1, &(0x7f0000002080)=[0xee00]) write$FUSE_DIRENTPLUS(r0, &(0x7f00000020c0)={0x288, 0x0, r1, [{{0x5, 0x3, 0xffffffffffffff7f, 0x1000, 0x3ff, 0x383, {0x1, 0x4, 0x7, 0x7d9, 0x1ff, 0xfffffffffffff2de, 0x9, 0x5, 0xff, 0xc000, 0x7ff, r2, r3, 0x7, 0xffff8001}}, {0x3, 0xfffffffffffffffa, 0x0, 0x8}}, {{0x4, 0x2, 0x9, 0x4f7, 0x1, 0xf4, {0x1, 0x5, 0x7, 0x4, 0x6, 0x5, 0x3, 0x175de337, 0x6bf17dac, 0x2000, 0x10, 0xee00, 0xee01, 0x1ef}}, {0x2, 0x1, 0x3, 0x2, '//-'}}, {{0x5, 0x0, 0x7, 0x0, 0x7, 0x7, {0x6, 0x7fff, 0xfb, 0x3, 0x6, 0x2, 0x8, 0x9, 0x8, 0x8000, 0x6, 0xee00, 0x0, 0x1, 0x6}}, {0x3, 0x0, 0x2, 0x3b1e, ':%'}}, {{0x6, 0x0, 0x9, 0x20, 0x5, 0x1, {0x5, 0x1f, 0x5, 0xffff, 0x9, 0x5, 0x7fffffff, 0x6, 0x84e, 0x0, 0x9, 0xee00, 0xee00, 0x3}}, {0x0, 0x1, 0x5, 0x532c, '^\xb5#&-'}}]}, 0x288) socket(0x2, 0x0, 0x7ff) 08:51:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x474600) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000080)) 08:51:59 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000000)=@llc, 0x80, &(0x7f0000000500)=[{&(0x7f0000000080)=""/160, 0xa0}, {&(0x7f0000000140)=""/178, 0xb2}, {&(0x7f0000000200)=""/253, 0xfd}, {&(0x7f0000000300)=""/115, 0x73}, {&(0x7f0000000380)=""/192, 0xc0}, {&(0x7f0000000440)=""/61, 0x3d}, {&(0x7f0000000480)=""/94, 0x5e}], 0x7, &(0x7f0000000580)=""/57, 0x39}, 0x40002000) r0 = socket(0x2, 0x6, 0x3ff) recvmsg$can_bcm(r0, &(0x7f0000000a40)={0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000840)=""/150, 0x96}, {&(0x7f0000000900)=""/2, 0x2}], 0x2, &(0x7f0000000980)=""/162, 0xa2}, 0x40000141) 08:51:59 executing program 5: ioctl$DRM_IOCTL_MODE_MAP_DUMB(0xffffffffffffffff, 0xc01064b3, &(0x7f0000000000)) socket(0xa, 0xa, 0x5) 08:51:59 executing program 4: socket(0x2, 0x3, 0x0) 08:51:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x5ab000) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_type(r1, &(0x7f0000000080), 0x2, 0x0) 08:51:59 executing program 1: socket(0x2, 0xa, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000000), 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:51:59 executing program 5: socket(0xa, 0x80000, 0x9) 08:51:59 executing program 0: socket(0x10, 0xffffffffffffffff, 0x7ff) 08:51:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x82) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:51:59 executing program 4: socket(0x2, 0x3, 0x0) 08:51:59 executing program 2: accept4$x25(0xffffffffffffffff, &(0x7f0000000080)={0x9, @remote}, &(0x7f00000000c0)=0x12, 0x80800) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x100) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$BLKGETSIZE64(r0, 0x80081272, &(0x7f0000000040)) 08:51:59 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = syz_open_dev$loop(&(0x7f0000000000), 0x9, 0x80) ioctl$IOC_PR_RESERVE(r0, 0x401070c9, &(0x7f0000000040)={0x8527, 0x6}) 08:51:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8006) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x3) 08:51:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10401) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:51:59 executing program 1: socket(0xe, 0xa, 0xfffffffc) 08:51:59 executing program 5: getgroups(0x1, &(0x7f0000000000)=[0x0]) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) getgroups(0x0, &(0x7f0000002080)) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002100), 0x2, 0x0) write$FUSE_STATFS(r2, &(0x7f0000002140)={0x60, 0xfffffffffffffff5, r0, {{0xffffffff, 0x2, 0x800, 0x9, 0x6, 0x0, 0xffff4f35, 0x4}}}, 0x60) getgroups(0x2, &(0x7f00000020c0)=[r1, 0x0]) 08:51:59 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) accept4$x25(r0, &(0x7f0000000040)={0x9, @remote}, &(0x7f00000000c0)=0xd, 0x80800) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0x1263) 08:51:59 executing program 4: socket(0x2, 0x3, 0x0) 08:51:59 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_X2APIC_API(r1, 0x4020aeb2, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x445042, 0x0) ioctl$PPPIOCSNPMODE(r2, 0x4008744b, &(0x7f0000000080)={0xc223, 0x2}) socket(0x23, 0x0, 0x7ff) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x2040, 0x0) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0xf09d029) 08:52:00 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$BLKFLSBUF(r0, 0x1261, &(0x7f0000000080)=0x4) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa06) ioctl$NBD_CLEAR_QUE(r1, 0xab05) 08:52:00 executing program 1: socket(0x2, 0xa, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000004c0)={0x7, 0x7ff, 0x4, 0x0, 0x6}) r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x0) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r1 = socket(0x11, 0x80803, 0x0) accept4(r1, 0x0, 0x0, 0x0) recvmsg$can_bcm(r1, &(0x7f0000000480)={&(0x7f0000000100)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/7, 0x7}, {&(0x7f00000001c0)=""/84, 0x54}, {&(0x7f0000000240)=""/154, 0x9a}, {&(0x7f0000000300)=""/30, 0x1e}], 0x4, &(0x7f0000000380)=""/249, 0xf9}, 0x40000042) 08:52:00 executing program 5: r0 = socket(0x11, 0xa, 0x0) recvmsg$can_bcm(r0, &(0x7f0000000300)={&(0x7f0000000000)=@in={0x2, 0x0, @multicast1}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000080)=""/183, 0xb7}, {&(0x7f0000000140)=""/207, 0xcf}], 0x2, &(0x7f0000000280)=""/101, 0x65}, 0x40010000) 08:52:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$IOC_PR_RESERVE(r1, 0x401070c9, &(0x7f0000000040)={0x5, 0x8001}) 08:52:00 executing program 4: socket(0x2, 0xa, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000000), 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:00 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x800) ioctl$NBD_SET_BLKSIZE(r2, 0xab01, 0x3) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, 0x0) 08:52:00 executing program 5: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) write$FUSE_IOCTL(r0, &(0x7f0000000040)={0x20, 0x0, 0x0, {0x8de1, 0x4, 0x8, 0x1}}, 0x20) r1 = socket$inet6_udp(0xa, 0x2, 0x0) read$FUSE(r0, &(0x7f00000014c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_DIRENT(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="7800ecffd9ffeeed", @ANYRES64=r2, @ANYBLOB="0400000000000000daffffffffffffff0a000000070000002f6465762f6675736500000000000000030000000000000005000000000000000a0000005fc300002f6465762f667573650000000000000005000000000000000900000000000000000000000e000000"], 0x78) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r1, 0x8970, &(0x7f0000001480)={'ip6_vti0\x00', 0x0}) ioctl$IOC_PR_CLEAR(0xffffffffffffffff, 0x401070cd, &(0x7f0000000000)={0x2}) socket$inet6_udp(0xa, 0x2, 0x0) 08:52:00 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = accept4(r0, &(0x7f0000000280)=@pptp={0x18, 0x2, {0x0, @private}}, &(0x7f0000000300)=0x80, 0x80c00) ioctl$SIOCX25SFACILITIES(r1, 0x89e3, &(0x7f0000000340)={0x42, 0x7f, 0x6, 0x4, 0x9, 0x81}) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r2, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(r2, 0xc4c85512, &(0x7f0000000380)={{0xa, 0x4, 0x400, 0xfff, 'syz0\x00', 0x80000001}, 0x1, [0x40, 0x80000001, 0x162f, 0x2f, 0x10001, 0x5, 0x80000001, 0xb4, 0x100000001, 0x6, 0x7fffffff, 0x80000001, 0x8000, 0x74, 0x5, 0x5, 0x4, 0x3, 0x100000001, 0x5, 0x6, 0x6, 0x7, 0x5, 0x8, 0x80000001, 0x401, 0x5, 0x0, 0x100000001, 0xfffffffffffff32d, 0x9, 0x14be, 0x5e, 0x10001, 0x3, 0x9, 0x7, 0x9, 0xffffffff, 0x5, 0x3, 0x8, 0x6, 0xfffffffffffffffa, 0xff, 0x7, 0x7, 0x70, 0x280000000000000, 0x9cf, 0x5, 0x8, 0x5, 0x7a5, 0x8, 0x6, 0x1f, 0x6, 0x800, 0x7, 0x1, 0x0, 0x85, 0x800, 0x3ff, 0x6, 0x4, 0xc716, 0x5, 0x4, 0x6ce, 0x1, 0xfffffffffffffff9, 0x1, 0x4a2bd715, 0xf993, 0x2, 0xf800000000000000, 0x3, 0x10000, 0x0, 0x1, 0x2, 0x7, 0xe24, 0x8000, 0x3, 0x2, 0x4, 0x4, 0x8000, 0x20, 0x7147, 0x1f5, 0x7, 0x42a, 0x4d5f, 0x9, 0x10000, 0x0, 0xcf8, 0x5, 0x3, 0xfffffffffffffffa, 0x1f, 0xfffffffffffff001, 0x5a, 0x10001, 0x0, 0x5, 0x5, 0x0, 0x1, 0xfffffffffffffffa, 0x5, 0x0, 0x7, 0x6, 0x9, 0x7, 0x3, 0x4, 0x6, 0x3, 0x0, 0x4, 0x3]}) 08:52:00 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) write$FUSE_DIRENT(r0, &(0x7f0000000240)=ANY=[@ANYBLOB="5801000000000000dafa8b3beb914ed78c692a85ba6fb577d37619acd34c473cbf51d2fb096475f03af298619ebedf219088254ea8485ebc2df24234a9a79da6d291c1019c173051c82d4af13625798af69c84066184b34d01ce824825ba25e4fc0962b826ce68c1d127c9158b58dac6039b53e3e11a95a4cf351d81afe3b3f1eb78dff0fb4a", @ANYRES64=0x0, @ANYBLOB="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"], 0x158) 08:52:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xfffffffffffffff8) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x100000000) 08:52:00 executing program 5: r0 = socket(0x11, 0xa, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r1, 0x89f7, &(0x7f0000004c40)={'syztnl2\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(0xffffffffffffffff, 0x89f7, &(0x7f0000001740)={'syztnl0\x00', &(0x7f00000016c0)={'sit0\x00', 0x0, 0x29, 0xd2, 0x40, 0x9, 0x22, @private1, @private0, 0x7800, 0x7, 0x1, 0x8}}) r3 = socket$can_bcm(0x1d, 0x2, 0x2) recvmsg$can_bcm(r3, &(0x7f00000014c0)={&(0x7f0000000040)=@generic, 0x80, &(0x7f0000000440)=[{&(0x7f00000000c0)=""/132, 0x84}, {&(0x7f0000000180)=""/99, 0x63}, {&(0x7f0000000200)=""/206, 0xce}, {&(0x7f0000000300)=""/202, 0xca}, {&(0x7f0000000400)=""/19, 0x13}], 0x5, &(0x7f00000004c0)=""/4096, 0x1000}, 0x100) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r1, 0x89f7, &(0x7f0000001800)={'ip6gre0\x00', &(0x7f0000001780)={'syztnl0\x00', r2, 0x4, 0x6, 0x2f, 0xba, 0x28, @local, @mcast2, 0x7800, 0x8, 0x0, 0x2}}) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x1, 0x6, 0x9, 0x8, 0x1, 0x1d, 0x8, "3f84e4203da75e35f09d43b13f7cffe51d949d9e", "58490b1df00d97e217bc2f2b57dd0e50143b0016"}) 08:52:00 executing program 0: socket(0xa, 0x800, 0x7ff) 08:52:00 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$BLKPG(r0, 0x1269, &(0x7f0000000000)={0x7, 0x8206, 0x1000, &(0x7f0000000080)="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"}) 08:52:00 executing program 1: r0 = socket(0x2, 0xa, 0x0) bind$bt_sco(r0, &(0x7f0000000000), 0x8) 08:52:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) accept4$x25(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=0x12, 0x80800) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 08:52:00 executing program 4: socket(0x2, 0xa, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000000), 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:00 executing program 0: write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000)={[{0x2d, 'net_cls'}, {0x2b, 'memory'}, {0x2b, 'net'}, {0x2b, 'cpuacct'}, {0x0, 'cpuset'}, {0x2b, 'blkio'}]}, 0x2e) socket(0x2, 0x0, 0x7ff) 08:52:00 executing program 1: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x208140, 0x0) ioctl$IOC_PR_CLEAR(r0, 0x401070cd, &(0x7f0000000080)={0x5}) ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000040)=0x7) r1 = socket(0x2, 0xa, 0x0) r2 = accept4(r1, &(0x7f00000000c0)=@phonet, &(0x7f0000000140)=0x80, 0x800) ioctl$SIOCX25SCUDMATCHLEN(r2, 0x89e7, &(0x7f0000000180)={0x4b}) ioctl$KVM_DEASSIGN_PCI_DEVICE(0xffffffffffffffff, 0x4040ae72, &(0x7f00000001c0)={0x6, 0x8, 0x8, 0x4, 0x7}) 08:52:00 executing program 3: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000040)={0xe8, 0x3, 0x7fff, 0x8, 0x54, 0x1a, 0xc, "01372fc379919e12e1a10ef3e8b0b41b76472e97", "dd6acc2044f5221bc5e9dacad35f517754babb3e"}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x464c00) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x2) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$NBD_DISCONNECT(r1, 0x1268) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x2) 08:52:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000040)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000240)=[{&(0x7f00000000c0)=""/136, 0x88}, {&(0x7f0000000180)=""/3, 0x3}, {&(0x7f00000001c0)=""/5, 0x5}, {&(0x7f0000000200)=""/3, 0x3}], 0x4, &(0x7f0000000280)=""/90, 0x5a}, 0x61) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000340)={'veth1_to_bond\x00', 0x0, 0x8}) 08:52:01 executing program 4: socket(0x2, 0xa, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000000), 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x202581) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x2000, 0x0) ioctl$BLKSECTGET(r0, 0x1267, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x400000) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x200) 08:52:01 executing program 5: socket(0x15, 0xa, 0x4) 08:52:01 executing program 1: socket(0x2, 0xa, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) write$FUSE_BMAP(r0, &(0x7f0000000040)={0x18, 0x0, 0x0, {0x4}}, 0x18) 08:52:01 executing program 3: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x200000, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1268) 08:52:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:52:01 executing program 4: socket(0x2, 0xa, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:01 executing program 0: socket(0x2, 0x0, 0x7ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000000)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002040)={0x18, 0x0, r0, {0x1000001}}, 0x18) 08:52:01 executing program 4: socket(0x2, 0xa, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:01 executing program 0: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) write$FUSE_WRITE(r0, &(0x7f0000000000)={0x18, 0x0, 0x0, {0x400}}, 0x18) socket(0x2, 0x0, 0x7ff) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) read$FUSE(r0, &(0x7f0000000100)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_CREATE_OPEN(r1, &(0x7f0000002140)={0xa0, 0xfffffffffffffffe, 0x0, {{0x2, 0x1, 0x4, 0x1, 0x9, 0x5, {0x4, 0xda6a, 0xffffffffffff9c66, 0x80, 0x80000000, 0x0, 0x5447, 0x1000, 0x80000000, 0x2000, 0x9, r2, 0xee01, 0x7, 0xffff}}, {0x0, 0x18}}}, 0xa0) 08:52:01 executing program 2: ioctl$PPPIOCSPASS(0xffffffffffffffff, 0x40107447, &(0x7f0000000080)={0x4, &(0x7f0000000040)=[{0x0, 0x7, 0x8, 0x8}, {0x9ef, 0xff, 0x6, 0x3}, {0xe9a, 0x1, 0x6, 0x7fff}, {0x3263, 0xe4, 0x40, 0x2}]}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKRESETZONE(r0, 0x40101283, &(0x7f00000000c0)={0x3, 0x4}) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:01 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f00000000c0)=0xffffffff) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKSECDISCARD(r2, 0x127d, &(0x7f0000000080)) 08:52:01 executing program 5: socket(0x25, 0x6, 0x0) 08:52:02 executing program 1: r0 = getuid() read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r2, 0x0, 0x0) read$FUSE(r2, &(0x7f00000021c0)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000004200)={0x78, 0x0, r1, {0x1ff, 0xa, 0x0, {0x3, 0x0, 0x7f, 0x6, 0x9, 0x7f, 0xe63, 0x1, 0x5, 0x4000, 0x4, r3, 0x0, 0xffffff3d, 0xfffffff7}}}, 0x78) write$FUSE_CREATE_OPEN(0xffffffffffffffff, &(0x7f00000000c0)={0xa0, 0x0, 0x0, {{0x2, 0x0, 0x6, 0x4b7, 0x8, 0xbb30f47, {0x1, 0x9, 0x0, 0xdc, 0x4, 0x6, 0x7, 0x4, 0x0, 0xa000, 0x401, r0, 0x0, 0x9, 0x5f4f}}, {0x0, 0x18}}}, 0xa0) socket(0x2, 0xa, 0x0) 08:52:02 executing program 4: socket(0x2, 0xa, 0x0) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$LOOP_GET_STATUS64(0xffffffffffffffff, 0x4c05, &(0x7f0000000040)) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0xe402, 0x0) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000080)={0x3, &(0x7f0000000040)=[{0x5, 0x1, 0x1f, 0xce}, {0x7, 0x8, 0x3, 0x1fc}, {0x800, 0x1, 0x8}]}) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x4) socket(0x2, 0x0, 0x7ff) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x280) 08:52:02 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) 08:52:02 executing program 5: socket(0x15, 0x2, 0xfffffffe) 08:52:02 executing program 1: socket(0x2, 0xa, 0x0) ioctl$IMGETCOUNT(0xffffffffffffffff, 0x80044943, &(0x7f0000000000)) 08:52:02 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) accept4$x25(r1, &(0x7f0000000040), &(0x7f0000000080)=0x12, 0x80800) 08:52:02 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:02 executing program 5: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$LOOP_GET_STATUS64(r0, 0x4c05, &(0x7f0000000040)) openat$fuse(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKFRASET(r1, 0x1264, 0x0) ioctl$LOOP_GET_STATUS64(r1, 0x4c05, &(0x7f0000000180)) socket(0x11, 0xa, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKGETSIZE64(r2, 0x80081272, &(0x7f0000000280)) 08:52:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, 0x0, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r1}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000844}, 0x8000) socket(0x2, 0x0, 0x7ff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r3) sendmsg$IEEE802154_START_REQ(r3, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r4, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_COORD_PAN_ID={0x6}, @IEEE802154_ATTR_PAN_COORD={0x5}]}, 0x24}}, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8000040}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x400, 0x70bd26, 0x25dfdbfd, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x41) 08:52:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:02 executing program 4: r0 = syz_open_dev$loop(0x0, 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:02 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r3, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r3, 0xc0045520, &(0x7f0000002100)=0x7fffffff) write$FUSE_STATFS(r1, &(0x7f0000002080)={0x60, 0x0, r2, {{0x40, 0x4, 0x5, 0x6b, 0x401, 0x7ff, 0x10001}}}, 0x60) ioctl$NBD_DISCONNECT(r0, 0x1268) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002140), 0x2, 0x0) write$FUSE_IOCTL(r4, &(0x7f0000002180)={0x20, 0xfffffffffffffff5, r2, {0x2, 0x4, 0x749f, 0x6}}, 0x20) 08:52:02 executing program 1: ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(0xffffffffffffffff, 0x40405515, &(0x7f0000000000)={0x8, 0x1, 0x8, 0xd2bc, 'syz1\x00', 0x7}) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f0000000040)=0x94) socket(0x2, 0xa, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(0xffffffffffffffff, 0x40405514, &(0x7f0000000080)={0x0, 0x0, 0x5562, 0x2e12, '\x00', 0x693}) [ 1999.456862][ T7815] block nbd2: NBD_DISCONNECT [ 1999.500372][ T7815] block nbd2: NBD_DISCONNECT 08:52:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x448800) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:02 executing program 5: socket(0x11, 0x80000, 0x3) 08:52:02 executing program 4: r0 = syz_open_dev$loop(0x0, 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKBSZSET(r0, 0x40081271, &(0x7f0000000000)=0x80000001) socket(0x2, 0x3, 0x2) 08:52:02 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x2, 0x3, 0x20, 0xee, 0x1, 0x28, 0x5, "eb69d900da2724200141f384b50d11886ca38b78", "1c14ed0fc0f7e36424ad47f816ab1a42d36e3aad"}) 08:52:02 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCALLUSERDATA(r1, 0x89e5, &(0x7f0000000040)={0x5b, "3f8a1ece809374e73328d1f8747fb4a20693f9fee6d0d232e596f15513c3f0820a62e9104cd84f6b2d27f9cd71ca6d6bf9b064258cdbde7d36630dfc6c90a4517f06c494899e7ee32fba30db17c84b32138b6280fc4219ed4a17d4a6d357972299eaa9966e8ecfd50430d39ea396cfce63e7a4121c0ee80c9f216b681c692a70"}) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) openat$cgroup_type(r2, &(0x7f0000000140), 0x2, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:02 executing program 4: r0 = syz_open_dev$loop(0x0, 0x401, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:02 executing program 0: socket(0x2, 0x4, 0x7ff) 08:52:02 executing program 1: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) ioctl$LOOP_GET_STATUS64(0xffffffffffffffff, 0x4c05, &(0x7f0000000100)) socket(0x2, 0xa, 0x0) 08:52:02 executing program 5: r0 = socket(0x9, 0x2, 0x6) recvmsg$can_bcm(r0, &(0x7f0000001640)={0x0, 0x0, &(0x7f00000015c0)=[{&(0x7f0000001340)=""/191, 0xbf}, {&(0x7f0000001400)=""/233, 0xe9}, {&(0x7f0000001500)=""/53, 0x35}, {&(0x7f0000001540)}, {&(0x7f0000001580)=""/30, 0x1e}], 0x5}, 0x40) socket(0x11, 0xa, 0x0) 08:52:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:03 executing program 3: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) r8 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000004800), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r8, 0x80585414, &(0x7f0000004840)) ioctl$NBD_DISCONNECT(r3, 0x1268) 08:52:03 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:03 executing program 0: socket(0x2, 0x3, 0x80007fff) socket(0x6, 0x6, 0xfffffb84) 08:52:03 executing program 5: write$apparmor_current(0xffffffffffffffff, &(0x7f0000000100)=@hat={'changehat ', 0x3, 0x5e, ['@)\x00']}, 0x20) r0 = socket(0x11, 0xa, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_HALT_POLL(r2, 0x4068aea3, &(0x7f0000000140)={0xb6, 0x0, 0x5}) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000000)={0x48, "5aec0480386160d28d4cf6f9713b2212342f7baa1b75478e58fa386a19ab548c9d0e24fd705071ace786ec71825e2d2895711c5de93e7ec1d7c41048d29e4ce5e0a58764372358a262da7020d32dd75c8a93a43f5665d4a27310f86a5d595b853c002f7c47818f0dcd7cc2b30c454cda9cc7bd4cbec70141c73697084fcfe472"}) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) [ 2000.071864][ T7855] block nbd3: NBD_DISCONNECT 08:52:03 executing program 1: getpid() socket(0x2, 0xa, 0x0) 08:52:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x343000) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKIOOPT(r1, 0x1279, &(0x7f0000000100)) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x800) write$FUSE_STATFS(0xffffffffffffffff, &(0x7f0000000080)={0x60, 0x0, 0x0, {{0x13, 0x303, 0x4, 0x2, 0x927600000000, 0x8, 0x6, 0x10000}}}, 0x60) 08:52:03 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) 08:52:03 executing program 0: socket(0x2, 0x3, 0x7ff) 08:52:03 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:03 executing program 1: prctl$PR_SET_SECUREBITS(0x1c, 0x3) ioctl$KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000000)={0xa8, 0x0, 0x2}) socket(0x2, 0xa, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_PIT(r1, 0xc048ae65, &(0x7f00000000c0)) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_PPC_GET_SMMU_INFO(r3, 0x8250aea6, &(0x7f00000001c0)=""/97) ioctl$KVM_DEASSIGN_DEV_IRQ(r1, 0x4040ae75, &(0x7f0000000080)={0x7, 0x0, 0x2, 0x100}) 08:52:03 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000000)) r1 = accept4(r0, 0x0, &(0x7f0000000440), 0x0) ioctl$SIOCX25GSUBSCRIP(r1, 0x89e0, &(0x7f0000000480)={'veth1_vlan\x00', 0x5, 0x29bb}) socket(0x1f, 0x800, 0x3ff) 08:52:03 executing program 2: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:52:03 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000000)={0x8}) accept4$x25(r0, 0x0, 0x0, 0x0) 08:52:03 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:03 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = accept4(0xffffffffffffffff, &(0x7f0000000040)=@ethernet, &(0x7f00000000c0)=0x80, 0x80000) sendto$x25(r1, &(0x7f0000000100)="f088cd825788dd9e1c2181a0", 0xc, 0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:03 executing program 5: r0 = socket(0x11, 0xa, 0x0) bind$bt_sco(r0, &(0x7f0000000000)={0x1f, @none}, 0x8) 08:52:03 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r0, &(0x7f0000001680)={0x1f, @fixed}, 0x8) accept4(r0, &(0x7f0000000000)=@generic, &(0x7f0000000080)=0x80, 0x80000) 08:52:03 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x38, r2, 0x20, 0x70bd2b, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xfd}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xff}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x4051}, 0x1) 08:52:03 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x100, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 08:52:04 executing program 1: r0 = socket(0x5, 0x6, 0x1000) recvmsg$can_bcm(r0, &(0x7f0000001640)={&(0x7f0000000000)=@x25={0x9, @remote}, 0x80, &(0x7f0000001500)=[{&(0x7f0000000080)=""/30, 0x1e}, {&(0x7f00000000c0)=""/101, 0x65}, {&(0x7f0000000140)=""/9, 0x9}, {&(0x7f0000000180)=""/61, 0x3d}, {&(0x7f00000001c0)=""/86, 0x56}, {&(0x7f0000001700)=""/102400, 0x19000}, {&(0x7f0000000280)=""/175, 0xaf}, {&(0x7f0000000340)=""/247, 0xf7}, {&(0x7f0000000440)=""/161, 0xa1}, {&(0x7f0000000500)=""/4096, 0x1000}], 0xa, &(0x7f00000015c0)=""/124, 0x7c}, 0x10100) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) recvfrom$x25(r1, &(0x7f0000001680)=""/83, 0x53, 0x2020, 0x0, 0x0) 08:52:04 executing program 0: socket(0x2, 0x0, 0x7ff) ioctl$KVM_PPC_GET_PVINFO(0xffffffffffffffff, 0x4080aea1, &(0x7f0000000000)=""/94) 08:52:04 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f00000001c0), 0x0, 0x200) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f0000000080)=""/245) socket(0x11, 0xa, 0x0) ioctl$BLKFRASET(0xffffffffffffffff, 0x1264, &(0x7f0000000000)=0x10000) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000000180)={0x18, 0x0, 0x0, {0xfff}}, 0x18) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x301002) 08:52:04 executing program 4: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:04 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(0xffffffffffffffff, 0x40405515, &(0x7f0000000080)={0x3, 0x3, 0x5, 0x81, 'syz1\x00', 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x70) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x531341, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x8000) 08:52:04 executing program 0: ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x6f8cfe69deb15d1e, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r1, 0x4068aea3, &(0x7f0000000240)) ioctl$PPPIOCGDEBUG(r1, 0x80047441, &(0x7f0000000340)) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r5, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_SPLIT_IRQCHIP(r5, 0x4068aea3, &(0x7f00000002c0)) ioctl$KVM_PPC_GET_PVINFO(r3, 0x4080aea1, &(0x7f0000000180)=""/175) ioctl$KVM_PPC_GET_PVINFO(r1, 0x4080aea1, &(0x7f0000000040)=""/232) r6 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) r7 = ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) ioctl$KVM_SET_TSS_ADDR(r7, 0xae47, 0xd000) socket(0x2, 0x0, 0x7ff) 08:52:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$FUSE_LSEEK(r1, &(0x7f0000000080)={0x18, 0x0, 0x0, {0x100000000}}, 0x18) ioctl$NBD_DISCONNECT(r0, 0x1263) [ 2001.333634][ T7953] block nbd3: NBD_DISCONNECT 08:52:04 executing program 5: r0 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000040)) ioctl$IMGETCOUNT(r0, 0x80044943, &(0x7f0000000080)) socket(0x11, 0xa, 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r1, 0x0, 0x0) write$FUSE_STATFS(r1, &(0x7f0000000000)={0x60, 0x0, 0x0, {{0x7fff, 0x4, 0x6, 0x6de, 0x80000000, 0x20, 0x4, 0x400}}}, 0x60) [ 2001.371907][ T7953] block nbd3: NBD_DISCONNECT 08:52:04 executing program 1: r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x800) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f00000000c0)={0x66}) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) socket(0x2, 0xa, 0x0) 08:52:04 executing program 4: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:04 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8000) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0x6a040) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r1, 0x54a3) 08:52:04 executing program 2: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r0, 0x80585414, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r0, 0x80585414, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) recvmsg$can_bcm(0xffffffffffffffff, &(0x7f00000012c0)={&(0x7f00000000c0)=@rxrpc=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x0, @empty}}, 0x80, &(0x7f0000001240)=[{&(0x7f0000000140)=""/4096, 0x1000}, {&(0x7f0000001140)=""/231, 0xe7}], 0x2, &(0x7f0000001280)=""/1, 0x1}, 0x1) ioctl$NBD_DISCONNECT(r1, 0x1263) r2 = socket(0x1d, 0x1, 0x9) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f0000001300)) 08:52:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r1) sendmsg$IEEE802154_START_REQ(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r2, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_COORD_PAN_ID={0x6}, @IEEE802154_ATTR_PAN_COORD={0x5}]}, 0x24}}, 0x0) sendmsg$IEEE802154_ADD_IFACE(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="000226bd6ffdfcdbdf25210000000a0001007770616e30000000"], 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x800) socket(0x11, 0xa, 0x0) 08:52:04 executing program 4: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)={0x4, 0x3}) 08:52:04 executing program 1: socket(0x22, 0x2, 0x801) 08:52:04 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000040)=0x1) 08:52:04 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x28ac00) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:04 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = getpgid(0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_DEV_IRQ(r2, 0x4040ae75, &(0x7f0000000080)={0x2, 0x0, 0xd83, 0xa9eb9fca52acf817}) capset(&(0x7f0000000000)={0x20080522, r0}, 0x0) ptrace$setopts(0x4200, r0, 0xfffffffffffff5d2, 0x0) 08:52:04 executing program 5: r0 = socket(0xa, 0xa, 0x0) ioctl$IMGETCOUNT(r0, 0x80044943, &(0x7f0000000000)) 08:52:04 executing program 1: socket(0x2, 0xa, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_HALT_POLL(r1, 0x4068aea3, &(0x7f0000000100)={0xb6, 0x0, 0x6d}) r2 = socket(0x11, 0x80803, 0x0) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f00000001c0)={0x3, 0x7}) accept4(r2, 0x0, 0x0, 0x0) sendmsg$can_bcm(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x5, 0x4, 0x2, {0x77359400}, {0x0, 0xea60}, {0x1}, 0x1, @can={{0x0, 0x0, 0x1, 0x1}, 0x5, 0x1, 0x0, 0x0, "28a0fd109fbd4aed"}}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x48845) 08:52:05 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:05 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_DEASSIGN_PCI_DEVICE(r2, 0x4040ae72, &(0x7f0000000040)={0x0, 0x10000, 0x6df8, 0x1, 0x1}) 08:52:05 executing program 2: r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000040)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x80800) sendto$x25(r0, &(0x7f00000000c0)="9b0b1e3a0554989b1cf435ddfa9da6b85b8b099de276fc575b2ffee2f450d9c76d0d08aedd998821136b7819bababe2e45002e87ebe9cd878ed9711598172a36262563ccc496a10cbe5974ff86dfee3f616342169908cbdbc2e0208fd58c038a8caff79411c38bcce4b32929fd5ffe25c7227fc7e9df729e25f5b69d2f32a693586a4ca189822abd52851629fa5fd58c6631322ff6bf9b01aa0717c5bb91273922546001fe993846e0ecbac9df7b97d580952165cb6011baef2a23b4b364382607a8fe29bbccb58b8afef0fd0744b50ad679ee032a9610cbe39718ee6dc96e41c338d1423f90309ac4d15c57960ccce45fc0d131c49f8b9c06845ba9ad81f050beafcd136746deab755a9207633730c67e44f8364b3070b618d652632794f8ec9d652590dd60f63793b39d358152ed4e7de9ba556f9cb002cb1cc50ccb2c206a014e939c6064b42bbfc2d82479eeed251d0a3ec286275a0c3c7375f976b7447ff8212bcbbc08d1a699c786ac60fea4e15e40edacedbba0019e9e8e0ce4948a3453750dd08143d8b38678ec1ecaac0d5cb41a5b2bd6839b118a5b4b1f87ae43ecdc560d723677456429914bed367c18d772f4d6763bb345c531d2573e6e7d7e3394efb78b3496c863f67b321596c72713437c30bdba195ad76e11b3a1309d84f8d8a15dce091b30c1afc994f2dcc3443bbd8219011c69a68f0d65c261bc0eae7eafa96131bfe42f92d9ff94b23ab860dfab05dbbc47afb6a6e4f949b60b51476b427de98e04e682beaa98b76ab826d92f7ab5dfe065d9a116fe6692e93548555a160a0c436f2453d24a420606ad2d74eb5740399d394ee836ba9431153f7f5888303b4544171ec27600725070961c709f0b02be0d42b85f2cd598a97bfd3ac611ef66eeca4676ddb46d17b849c6a2c3cf3481fdf9b94fcb678cf78d8535f5e3348117e720c27790596afe5ad2fe76eda54f1f6ca67b015308444a2020793a06a5876988e839c77f29785afb559d6da3465513b6a16aa734ee59ac1862473c5b7f7d8f1eba3fe4d7ac5d853bae01052aea2a0ad1538da41ddbc8c68f4f8403fd67901e84189a54af877cc72ea2dd53e42e13d00e2d91d09f1ebdfdb4481773df6888a92f9788fd3a40a4d5f751fac05c1ee53080132415b16555c386253327679d674cf81e71967465e75abd29f5012db41be83cd0e2fbc05a57a6ecb4879d7d329b2553a0e418f95e904d9b944d7045d7cc2972907587d5db4c53d678048e080d0530929c6e38f0f3e073cd2bceea8843fba9bc5e66f678a8d032248375e60cc51ec81d5d5d6d7b8a29641c0673221a013fc0da6e471d83cccde0f7d18943f6e6c67aeb29ae4da7eccfcbf7801f1d1c65e5741676a4d9c81ec80766e0ea28a1f6bb63e338e4435aba6645cae30f55990f9ad9bbf43edaf66207a8a4c25c44f10641377d07cbd309476c14b3c6cb9ddb6f5b6694bfcbe019e05ad4059c1f5b86781ecb5b43c35a349599f0124a103e8722e4b867eab1e2d5a952587628ef7fb835bf42fe892f54d6612feab562e87862251f804e1487182681caa9bc7937a37fdc5d7c19fcb5118d9a59ec59266ce87d293876e19b509abede58da04a6e695db8755b6b77777f7467f7304bd8e9edebe83c2e411f8760f4eef59725c027423459e4e07ec2b82bac9c3ebd738d1b0ead26305576656ab46a4351e5b7a5b86ccab4b3c8404f18c0994843e1e508eedfae201e985872de20e7a7d847947f4bae62e0bcbd43f5cec818d353580512c82adf8d677b85c9d87afabe6b2f3ca00d9f2891a2781fa7e6cce346061627aa3394ae94125aeddf9081edc4e918c352d01d14262d9e44fcd864b09923b5629a309c3a1dc8cd46cc6eaf7488d41b2525a876cbd05b20373a7cf898f322e8d06772e196ae23f91968c2e4c2f9f28bf393a66e6e0f244a399e969369fa249f94b99cd1bd293ad6caaabcc54304b980d35709a4b5005d2680e6a998bdb63b3502cff6642b3c1b8d5c9db8c285d9c42fa29f1b5067b25d0bb02828fea753649179b5204a1d760868bd8cf264314216ad78bbf6e2e1d6d8959f84a6ea4a53583b9f0c7cccca47774af15797961e5e1d71496551cf607e7317c22f665d3015af052a415df422a2ab58832a55365295e675903c7138f73169f9415ba0b0239d54bcefa3e22f4f3c8da01ef429bef9a0141593304e62f31b0bb11d78c46b00bab19880c554a1d3728d6f05af3a74f69d199a13613cbabb95d406f0d510a45b2aed30c9661af207c57de6ef7b182c5ec97dad25062bc201fab19bd98626038939cb4dc8504d841553b59d86364c98217fa764f956bf45494f05e09b06e0501e9ca3bab5745ae226e35be3a52c04d6e342dbb2a781b7e1f777304b75ff83063898d86f85d126a182b9ba61ecf8a9bb56c3fe00590d3f5847e35dda0878de0b4dd6d0dc3fef8a8eb5756e46af449e52d83fe0f8760d75ca753f92d2b278c71bfe158e595a23433da7acacc42749805b4c25bcc4d55193924e17831a2b4b4601d281435a02ab4b1e5f3786e06ebc101af385830c52a810bcd3f304cdff27c4c3074d91f91e720fec8301a36433eb99bc12e8f24617dc73b792903fc154d467435859f52ebceb9c1c38230159c0d9400b52b65a29e0c7054383aa3d9d9ed637fb6264df9557589ada5614559f7b7a1803c862428e90986d61ba32f20a9a6eaafd3155250a0f29f2e953120c5cbcf9b654d8e2b7c8d05deb16c27203831e12149dca062bac2a2a634e802b7049a448e446003b24cc032c3f94a0b6f3e3f0738c13b58b5382b9f5eefc8172ba1884b54e110ff767b42349844f8f12abef3d58ed5c090374e3c86c61910690ccff707b3b4cf5c23520f86583aaf004a85cfc503837aea0b72689f59bb108568040a71daf7743e93ecc16099e3cf537cd267505a66a6e4bb11218cf64db045b4e062596bde31114cedb5e6041706b062965839a48d9d1b1ee2c9765c0965a3de8b2fbba0ab9e94edf855b2e24934da22c52b5618973a8a76349ddd2f64470015a4c91b89531ab767a72c5a5cb8de561c573084fe518be89fad353f53a40d437a1f7a9c4e3a19a4aff487b4be4be8f27190d21cd9e018fc613813efb4fe2ec3058f30e363e736737b350b255ec654941c759dfda4c6d8fcb78ed1c50b054e856548a2a4d0bbd835cf04ce9793b283b8753452f65055cbda3b21d388e3bab22eaf6410b322fc09ed4c61c75704e691836dc42ff037173e5ce31baf22f070664aa768555960b9efbaca11033b95dd394663088b97528fd5e24c56eaba08853b2537e7c7b03587e9a5f44371f8e99ea1a973e007eeca2bbf89f7e190e91adf91d17ca40bf03e594ff8e86c37e3af81ebded5813fe31cbed4b3ca8e230a63c83cad4928b1ec57c8cf92ba3b5e1ee8fda4774df5964567b9c8f4d7f88e4d5924e9f88c5f95ea1fbf801b0d012bfc7acdcd1040906cc11184c0b8f69ac3407582ce19080d9d671c8f0b7d9f00448443ed39d19cde7c9463190e836dd0ab94d204279aed132c3e7de14cfd24a197589c26a97ea60eee8c53a3d02b856ff76ec629e4a47d4104ed5c9ee3f757c827b13a4fe2d366e04632fdff9c6ca80e046e8cede849880808bd34981bf1a8a44e731b3a7cd589e6708e1a9b11a5f3f6b0612b5df565e8eb54e079628f4b5d8f8b83fe017666e32abc5585f61820f431ca3812f907ad796be7bba39987e3dc0668e923c9dfdb564c6a0e74b9435b6a510b909ec00653e3e0f21adb90fc689f8beebced331bb980b0790b53fead8ba4dcc8556b99425858af4e012498ca14e18cdf92645fd54b8fe4983a77bcda9efdd7778706e071ac9c6f4c0d6daf18adb14c4ca589aa5cf1df3464b6fe561982b13cdd74e88aee4f7665fa05e87dd1752a992b074db05a44f11e982a9009c9ecab59e0ebfca96a239d20ab3dc76d4880200d23b6baaf1b55344f5ddecd749b452f6bb7dcb06812e76397c4a919337218a2b3336335e18104be2505ad840d94d37f7a6959786ac0e11e2b8a404af3d0e1aac28e4414ae166a9a3ae2a435453dca6d30176e3eb12f25caf3dedf518fe46482bb88ce1ea37d7571a85b1fd2e2f56bfe8c29595a89138643aca5cac864730e6c6d8da06ed8076a5c6f7744aab17349bf8946f742295853a14760ae933ca4a2cf16d4b1f30d42b6385f9e182de422c1f67276f972f53052f09ad5d793c7b5c30b35ba2708f1bf472ddb5368cb4262e23cd457b06dc658a6199021bc7fcee9d4bd105bc6718d023c440cab61beb071a96eb9e7842c36a9e7a38709b8ea1025d7eed6565bb8cabaaab40ae1bcc187253f1ae34d993889c82463d2b6796dd8f23b4574effbc9ea3aafc6df2b27c327b7e0e84d4806685d7c6f18eb64838ed10ab97516d2057f22e866ef0db8dee41b1f5650a131556df85393ab9e273e43193c959394e252bd208596061126dbdeeefc8c72862a15bc06ec057d7a668fb7eed39e0f4cff4594d65f9c6db33ac066d90966051dcfb8fe633def56b04ff1a739fdd1d84a0c44f8b88f3b7e5e9ce6a4ab5d98d3994ee6aafbbabb21201a41b2b4c7fec85e5b9ac351d0879e5aa94990d722201416c558e80f45a22720f52ef9c8aa026e2a9145e38880d856929c74bb2c5a8db08566c75fb4e55aeb920ed0fa89c453364e4c4be4018239cb3cc28175c5af23ae655d5c3c2a77571901174e6cd935d68c6688d743957aa759c889b5d0865ba47722e8d885b73ab015c1e513a5959de279135595b7c3a16e8db016f48d58beb5135501cfafea4586879a4a7f4b2d9b3f637458eb04894d87e3097df4b3df5e6c014b7093bbcf08e82dcaba3f0f51069e40a6e95ff63e0bab2a8327eb9d4bc1521879a678b054b77ec8f8f484b337bab4299461e36714ced82938558436e5046a01f0b84af628dd5a2f5c3ded75880fdf545b686d8a27702c647c3fed23a820c68af2b7b523d7d81433432571ad03e68f8ea1b73431ef79a1119f659fe06d12698bb421d36e3bdc211fb7412fb15fce29a3853759d4a26a1eb98aab3bb51c4abbc6ac48be41155372d3a01355482a88ba58688d654efc71a5326d6ae390cfbb71abe316f69e9c3b93377a840883ba5b18b5d3e85a6588f47ebdc122a4c3173e0c9b619881cc60aa45f697690005b32fac8b69b1ba9a6a94fa9069570b06716db522b10d9075ccadb15a9a83eacda61aa4e1f0463a7df57fcec859f17e67c631efec88ac52bd73ad23978e06b6bca7043668ea7e269a98bba68b80d7d99fd28d0b565ae9cedcbaa87a775077999d737a98ffe443756a7cbee46b55381bdc711582657e712474772deea7ca0cf6dbf64630138a374b8c837346c86e048b4bb76aecac5d5ab5976fdecf5260900cd9dd3eeab397f91a8cfd775a7fbc9de6da0ef8a1c2f26ce2558f5e8c3ed4cb5ef07d1b131922460b10129cf1cd7deaa32c6a4a9dd11ec17675949f99c5279c64ab3bd12a9b3d28fa7f1e749226d3ef4034dd470b9e1b9a480e4be3df11cb911d2d886a755ae7ac7c834e9a7581b818dec6b4d6dd12e9c6eee411c1aefca7b7c3e53b47f91bab895126ef740679e34f5371284b92c6c9c9ccf2b7a5948fae6c971305a9ab02421e63155ee13ad4ae83940f7b5d178c6aba2d10e01e4341d50023073a12f17fae46ee582a418b83f4452a78fcdf7be47077fe457265ecaf2695486de21056294fde68627f235771cfb5a9429c495ea9b902e7a043013b3fbdf3b8c2056b94800e41c1ca65470707", 0x1000, 0x0, &(0x7f00000010c0), 0x12) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0x1263) 08:52:05 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:05 executing program 5: socket(0x11, 0xa, 0x0) ioctl$KVM_PPC_GET_PVINFO(0xffffffffffffffff, 0x4080aea1, &(0x7f0000000000)=""/43) r0 = socket(0x18, 0x3, 0x5) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x101, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r3 = accept4$x25(r0, &(0x7f0000000180), &(0x7f00000001c0)=0x12, 0x80800) recvfrom$x25(r3, &(0x7f0000000200)=""/19, 0x13, 0x12000, 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CAP_EXIT_HYPERCALL(r4, 0x4068aea3, &(0x7f00000000c0)={0xc9, 0x0, 0xc}) ioctl$KVM_CAP_MSR_PLATFORM_INFO(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000040)) 08:52:05 executing program 0: ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x8001) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) socket(0x2, 0x0, 0x7ff) 08:52:05 executing program 1: r0 = socket(0x2, 0xa, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000140)={&(0x7f0000000000), 0x10, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="03000000000000", @ANYRES64=r1, @ANYRES64=r2/1000+10000, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="0100004001000000030000803d0300001be18ad991e529667170bab2d7571ecd7ff6e260fce55c16df3ef3302fa9f3fa7fd64231cbd6874c76e4c5f95d6df913215b4749e2352a8c1128fbfdebb9851e"], 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4800) 08:52:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$BLKSECTGET(r0, 0x1267, &(0x7f0000000040)) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 08:52:05 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:05 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x5d3ac3) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:05 executing program 0: socket(0x2, 0x0, 0x7ff) socket(0x29, 0x800, 0x4) 08:52:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:05 executing program 1: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_SET_PIT(r0, 0x8048ae66, &(0x7f0000000080)={[{0x1dbb, 0xfffa, 0x0, 0xf8, 0x8, 0x40, 0x0, 0x36, 0x90, 0x1f, 0x32, 0x1, 0x2f4ae8b6}, {0x7f, 0x8000, 0x18, 0xce, 0xb0, 0x1, 0x5, 0x0, 0x40, 0x5, 0x0, 0x4, 0x3}, {0xc57c, 0x0, 0x3, 0x4, 0x4, 0x0, 0x89, 0xed, 0xc8, 0x5, 0x4, 0x0, 0x81}], 0x800}) ioctl$KVM_PPC_GET_SMMU_INFO(r0, 0x8250aea6, &(0x7f0000000000)=""/79) socket(0x2, 0xa, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_SET_PIT(r2, 0x8048ae66, &(0x7f0000000100)={[{0x7, 0x8, 0x2, 0x9, 0x6, 0x7, 0x8, 0x7, 0x1, 0xc7, 0x1, 0x2, 0x165}, {0x7, 0x800, 0x7f, 0x3, 0xac, 0x81, 0x7f, 0x3, 0x6, 0xff, 0x67, 0xdb, 0x1}, {0xffffffff, 0x20, 0x2, 0x0, 0x8, 0x33, 0xe7, 0x3, 0x9, 0x7f, 0x1, 0x0, 0xfffffffffffffff9}], 0x1ff}) 08:52:05 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)={0x0, 0x3}) 08:52:05 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(0xffffffffffffffff, 0xc4c85512, &(0x7f0000000040)={{0x3, 0x4, 0x6, 0x91, '\x00', 0x4}, 0x1, [0x4, 0x100000001, 0x7, 0x7, 0x9, 0x47, 0x0, 0x7, 0x7fffffff, 0x1, 0x6, 0x10001, 0xfff, 0x7, 0xfffffffffffffffe, 0x1, 0x7fff, 0x6, 0x70000000000000, 0x2, 0x6, 0x3, 0x7ff, 0x8, 0xfffffffffffffffb, 0x7, 0xffffffffffffff31, 0x7, 0x401, 0xa3a0, 0x5, 0x9, 0x2, 0x6, 0x8000, 0x557797c3, 0xcc8, 0x91, 0x8, 0xd59, 0x5, 0x8, 0x1, 0x7, 0x2, 0x0, 0x9, 0x8, 0x3ff, 0xa20, 0x1, 0x81, 0x7, 0x9, 0x6, 0x0, 0x80000000, 0x0, 0x100000000, 0x3995, 0x7, 0x9, 0x9, 0x8, 0xf, 0x3f, 0x2f, 0x7, 0x6, 0x7, 0x3, 0x7ff, 0x100000001, 0x7, 0x6, 0x5, 0x2, 0x2, 0x0, 0x1ff, 0x9, 0x59, 0x9, 0xffffffff80000001, 0x40, 0xe30, 0x3, 0x9, 0xffffffffffffffc0, 0x7, 0x1, 0x9, 0x931a, 0x8, 0xfffffffffffffff7, 0x0, 0x8001, 0x7, 0xbe73, 0x3, 0x0, 0x101, 0x7ff, 0xffffffff, 0x1ff, 0x30da, 0x10000, 0x10001, 0x3, 0xedc, 0x3, 0x100, 0x6, 0x3d4, 0x9, 0x2db, 0x8, 0x1d, 0x4, 0x0, 0x200, 0xfffffffffffffff8, 0x8, 0x1000, 0xffff, 0x7, 0x87, 0xb070]}) ioctl$KVM_SIGNAL_MSI(0xffffffffffffffff, 0x4020aea5, &(0x7f0000000540)={0x1, 0xf000, 0x7, 0xf76, 0x1}) 08:52:05 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:05 executing program 0: r0 = getpgid(0x0) waitid(0x1, r0, &(0x7f0000000080), 0x8, &(0x7f0000002240)) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(0xffffffffffffffff, 0xc1105511, &(0x7f0000002300)={{0x2, 0x5, 0x3829, 0x4, '\x00', 0x4e5}, 0x0, 0x100, 0x6, r0, 0x2, 0x3, 'syz1\x00', &(0x7f0000000000)=['+}#&*/.\'\\//$),!(\x00', '-$!+\x00'], 0x16, '\x00', [0x2873, 0xff, 0x5, 0x1000]}) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) waitid(0x0, r1, 0x0, 0xe0000007, &(0x7f0000002180)) socket(0x2, 0x0, 0x7ff) 08:52:05 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xf23c0) 08:52:06 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:06 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$KVM_GET_PIT(0xffffffffffffffff, 0xc048ae65, &(0x7f0000000000)) accept4(r0, 0x0, &(0x7f0000000080), 0x80000) 08:52:06 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4f28c0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r1, &(0x7f0000001680)={0x1f, @fixed}, 0x8) bind$bt_sco(r1, &(0x7f0000000040)={0x1f, @none}, 0x8) 08:52:06 executing program 0: socket(0x2, 0x0, 0x7ff) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x9) r0 = syz_open_dev$loop(&(0x7f0000000040), 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x88100, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x46ff) ioctl$NBD_CLEAR_QUE(r1, 0xab05) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$PPPIOCDISCONN(0xffffffffffffffff, 0x7439) 08:52:06 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:06 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:06 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x420200) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$SNDRV_TIMER_IOCTL_STATUS32(0xffffffffffffffff, 0x80585414, &(0x7f0000000080)) 08:52:06 executing program 1: socket(0x25, 0xa, 0x0) 08:52:06 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:06 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r2) timer_getoverrun(r2) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$BLKIOOPT(r1, 0x1279, &(0x7f0000000000)) 08:52:06 executing program 5: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 08:52:06 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 08:52:06 executing program 1: socket(0x2, 0xa, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGDEBUG(r0, 0x80047441, &(0x7f0000000000)) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) socket(0x1a, 0x1, 0x3) ioctl$BLKFLSBUF(r1, 0x1261, &(0x7f0000000100)=0x6) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKROTATIONAL(r2, 0x127e, &(0x7f0000000140)) 08:52:06 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) read$FUSE(0xffffffffffffffff, &(0x7f0000002080)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) getgroups(0x4, &(0x7f00000040c0)=[0xee01, r0, r1, 0xee00]) openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) modify_ldt$read(0x0, &(0x7f0000004100)=""/41, 0x29) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) 08:52:06 executing program 0: socket(0x2, 0x0, 0x7ff) ioctl$LOOP_GET_STATUS64(0xffffffffffffffff, 0x4c05, &(0x7f0000000000)) 08:52:06 executing program 4: socket(0x2, 0x0, 0x7ff) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x9) r0 = syz_open_dev$loop(&(0x7f0000000040), 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:06 executing program 5: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 08:52:06 executing program 1: socket(0x2, 0xa, 0x0) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000000000)={[{0x7, 0x3, 0x1, 0x1f, 0xe0, 0x0, 0x5, 0xfe, 0x2, 0x7c, 0x9, 0xff}, {0xb470, 0x9, 0x8, 0x6e, 0x73, 0x40, 0x5, 0x3f, 0x3, 0x41, 0x2, 0x1, 0x6}, {0x9, 0x7, 0x7, 0x3, 0x0, 0x3f, 0xf, 0x7f, 0x1, 0xe4, 0x7e, 0x7, 0x6}], 0x6}) 08:52:06 executing program 2: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_SET_TSS_ADDR(r0, 0xae47, 0xd000) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0x1263) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) 08:52:07 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x10b400) ioctl$NBD_DISCONNECT(r0, 0x1268) openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x280040, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$IOC_PR_CLEAR(r3, 0x401070cd, &(0x7f0000000080)={0x5}) 08:52:07 executing program 0: socket(0x1f, 0x800, 0x400005fc) 08:52:07 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r1, 0x4068aea3, &(0x7f0000000000)) socket(0x2, 0xa, 0x0) 08:52:07 executing program 4: socket(0x2, 0x0, 0x7ff) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x9) r0 = syz_open_dev$loop(&(0x7f0000000040), 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:07 executing program 5: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 08:52:07 executing program 2: ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000080)={0xc023, 0x2}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000180)={0x5, &(0x7f0000000140)=[{0x0, 0x6, 0x1b, 0x18}, {0x7ebe, 0x1, 0x92, 0x4}, {0x8, 0x80, 0x6c, 0x4}, {0x1, 0x1, 0x7, 0x535e}, {0x9, 0x7f, 0x1, 0x1}]}) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100), 0xa000, 0x0) ioctl$PPPIOCSCOMPRESS(r3, 0x4010744d) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x3f) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKPBSZGET(r4, 0x127b, &(0x7f00000000c0)) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:07 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x9) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:07 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) socket(0x1, 0x6, 0x404000) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0xfe, 0x6}, 0x6) 08:52:07 executing program 4: socket(0x2, 0x0, 0x7ff) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x9) r0 = syz_open_dev$loop(&(0x7f0000000040), 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:07 executing program 5: r0 = syz_open_dev$loop(0x0, 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:07 executing program 1: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) getresgid(&(0x7f0000002080), &(0x7f00000020c0), &(0x7f0000002100)=0x0) write$FUSE_ENTRY(r0, &(0x7f0000002140)={0x90, 0xaa54ab62fc36b61e, r1, {0x4, 0x0, 0x0, 0x7, 0xaf9c, 0x6, {0x3, 0x9, 0xd0, 0x9, 0x4, 0x4, 0x3f, 0xeb0, 0x8, 0xc000, 0x1000, 0xee00, r2, 0x9, 0x2}}}, 0x90) socket(0x2, 0xa, 0x0) 08:52:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x40) 08:52:07 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) recvfrom$x25(r0, &(0x7f0000000040)=""/15, 0xf, 0x2000, &(0x7f0000000080)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x2}}, 0x12) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x101, 0x3, 0x5, 0x3f, 0xef, 0x1c, 0x10, "c28147edf25b91f0e750c8f0bcdb1b8e63b249d0", "335256fa2e70f8638ba2b68dd3cac05fa2d5a5e4"}) 08:52:07 executing program 3: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1268) 08:52:07 executing program 4: socket(0x2, 0x0, 0x7ff) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x9) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:52:07 executing program 5: r0 = syz_open_dev$loop(0x0, 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:07 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xaa140) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2e000) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x40, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x1) 08:52:07 executing program 1: socket(0xa, 0x80000, 0x1) 08:52:07 executing program 0: socket(0x2, 0x0, 0x7ff) write$FUSE_LK(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0xfffffffffffffff5, 0x0, {{0x80000001, 0x3, 0x1}}}, 0x28) 08:52:07 executing program 4: socket(0x2, 0x0, 0x7ff) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x9) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:52:07 executing program 5: r0 = syz_open_dev$loop(0x0, 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:08 executing program 2: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x3834c2) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r0, 0x80605414, &(0x7f0000000040)) r1 = socket$inet6_udp(0xa, 0x2, 0x0) modify_ldt$read(0x0, &(0x7f0000000140)=""/22, 0x16) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r1, 0x8941, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$BLKFRASET(r2, 0x1264, &(0x7f00000000c0)=0x1c) r3 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x4261c0) ioctl$NBD_DISCONNECT(r3, 0x1263) 08:52:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400980) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:08 executing program 4: socket(0x2, 0x0, 0x7ff) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x9) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:52:08 executing program 0: socket(0x2, 0x0, 0x7ff) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f0000000000)={0x0, 0x9, 0x20, 0x0, 0x11}) 08:52:08 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:08 executing program 1: ioctl$BLKSECDISCARD(0xffffffffffffffff, 0x127d, &(0x7f0000000000)) socket(0x2, 0xa, 0x8) 08:52:08 executing program 4: socket(0x2, 0x0, 0x7ff) r0 = syz_open_dev$loop(&(0x7f0000000040), 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$KVM_PPC_ALLOCATE_HTAB(0xffffffffffffffff, 0xc004aea7, &(0x7f0000000040)=0x4f) 08:52:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$KVM_CAP_X2APIC_API(0xffffffffffffffff, 0x4068aea3, &(0x7f00000000c0)={0x81, 0x0, 0x1}) read$FUSE(0xffffffffffffffff, &(0x7f00000002c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_CREATE_OPEN(0xffffffffffffffff, &(0x7f0000000140)={0xa0, 0xfffffffffffffff5, 0x0, {{0x2, 0x2, 0x63, 0x7ff, 0x0, 0x3, {0x0, 0x2, 0x9a2d, 0x4, 0x1, 0x56325f19, 0x1b, 0x2, 0x3, 0x8000, 0xfffffffc, 0xffffffffffffffff, r2, 0xffff, 0x3}}, {0x0, 0x11}}}, 0xa0) 08:52:08 executing program 0: socket(0x2, 0x0, 0x7ff) socket(0x22, 0x4, 0xced) write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000000)={0x50, 0xfffffffffffffffe, 0x0, {0x7, 0x22, 0x8000, 0x400000, 0x3, 0xfff, 0xfffffff7, 0x7}}, 0x50) 08:52:08 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:08 executing program 1: socket(0x1f, 0x5, 0x0) socket(0x27, 0x4, 0x6) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x220040) 08:52:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r0, 0x0, 0x0) sendmsg$IEEE802154_LLSEC_LIST_KEY(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x40010) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x3ff) ioctl$NBD_DISCONNECT(r1, 0x1263) 08:52:08 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:08 executing program 3: timer_create(0x4, &(0x7f0000000240)={0x0, 0x236, 0x1, @thr={&(0x7f0000000380)="65209368aa2a091221072ac93da690d8139e3b022a16ea814de531e0cebab49ee7679a6863df15d1e25191401f954917628447173b1bb7afced9bf7ee09aa712984dffac168a8cc963372b994d0027e09050afb036c34ad835ce56e01603192b786e6ca7dc7f7cb8d81c15c62e0cf925b779002853d6c3f97cae3b6530ced9c0b9e1827f9690139e5a5281d809130bd71860a04a968f982e14993fb5606119d1e10adfadf8832d70b768edf612deb93b3eb0605948df5b4c722047301f7f1dccb6f08517f1a9a54e874f3b63df2023cf3be5cf24dcde3937d016283fe8", &(0x7f0000000180)="9cbc5b5352f245790cd59cad0d2f992f16ec72b567c04917d593aa7a6fe145a930a43bdc8780b74a468655a682bfd8bc20eae618fe06e01ffecdaecbccc87dabd3e272c8d59647d4dfbf589393463ed5b1940cab0038a25bb60600f10d3632b07904a7f089b9069a420c31bf5dc7a96ab4b5286074a3d35afaca78227751e5d0720d786115beff213821cc21db8e2c0a3b64a4acc1f64707bbc6"}}, &(0x7f00000002c0)=0x0) timer_getoverrun(r0) syz_open_dev$ndb(&(0x7f0000000340), 0x0, 0x3c1680) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000300), 0x0, 0x420200) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0xfff) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DISCONNECT(r3, 0x1268) 08:52:08 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x882, 0x0) ioctl$PPPIOCSPASS(r0, 0x40107447, &(0x7f0000000080)={0x5, &(0x7f0000000040)=[{0xfc01, 0xd6, 0x9, 0x9}, {0xfffc, 0x6, 0x1, 0x9}, {0x7fff, 0x0, 0x4, 0x7}, {0x7, 0x1, 0x7, 0x8}, {0x3ff, 0x9, 0x7, 0x8}]}) socket(0x2, 0xa, 0x7ff) 08:52:08 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:08 executing program 4: r0 = syz_open_dev$loop(0x0, 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000080)=0xffffffffffff8000) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x165000) r2 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x202a40) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) 08:52:08 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$BLKBSZSET(r0, 0x40081271, &(0x7f0000000080)=0x401) socket(0x2a, 0xa, 0x0) 08:52:08 executing program 3: prctl$PR_MCE_KILL_GET(0x22) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x82000) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0xe) 08:52:08 executing program 5: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 08:52:08 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = socket(0x24, 0x80000, 0x5) sendmsg$can_bcm(r0, &(0x7f0000000100)={&(0x7f0000000000), 0x10, &(0x7f00000000c0)={&(0x7f0000000040)={0x4, 0x90b, 0x20, {}, {0x77359400}, {}, 0x1, @can={{0x2, 0x1, 0x1, 0x1}, 0x7, 0x5, 0x0, 0x0, "8bb6f4aa03340e19"}}, 0x48}, 0x1, 0x0, 0x0, 0x4000}, 0x20000800) 08:52:08 executing program 4: r0 = syz_open_dev$loop(0x0, 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0xfffffffffffffffe) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x656) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) 08:52:09 executing program 1: socket(0x2, 0xa, 0x0) write$FUSE_LSEEK(0xffffffffffffffff, &(0x7f0000000000)={0x18}, 0x18) 08:52:09 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$BLKFRASET(r1, 0x1264, 0x0) ioctl$LOOP_GET_STATUS64(r1, 0x4c05, &(0x7f0000000000)) accept4(r0, 0x0, &(0x7f0000000300), 0x80800) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r2, 0xc0505510, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x501000) ioctl$BLKFRASET(r3, 0x1264, &(0x7f00000002c0)=0xda8a) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r2, 0xc1205531, &(0x7f0000000140)={0x4, 0x43b4, 0x7, 0x7, '\x00', '\x00', '\x00', 0x800, 0x4, 0x9, 0x5, "bff52a4b2b65bfee8bde68df3069a220"}) 08:52:09 executing program 5: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 08:52:09 executing program 1: r0 = socket(0x2, 0xa, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x29, 0x8000, 0xb, 0xc, 0x3}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r1, &(0x7f0000001680)={0x1f, @fixed}, 0x8) bind$bt_sco(r1, &(0x7f0000000040), 0x8) 08:52:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$SIOCX25GFACILITIES(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f0000000080)={'rose0\x00', 0x80, 0x1}) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000180), 0x10000, 0x0) ioctl$PPPIOCSMRU1(r1, 0x40047452, &(0x7f00000001c0)=0x10000) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:09 executing program 4: r0 = syz_open_dev$loop(0x0, 0x7, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) sysfs$2(0x2, 0x4, &(0x7f0000000040)=""/246) 08:52:09 executing program 0: socket(0x2, 0x0, 0x7ff) ioctl$KVM_PPC_ALLOCATE_HTAB(0xffffffffffffffff, 0xc004aea7, &(0x7f0000000000)=0x4) 08:52:09 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x20001) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:09 executing program 1: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x4) accept4$x25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) socket(0x2, 0x5, 0x0) 08:52:09 executing program 5: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, 0x0) 08:52:09 executing program 3: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x10000, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x2c0c0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) socket(0xa, 0x5, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:09 executing program 0: write$FUSE_LSEEK(0xffffffffffffffff, &(0x7f0000000080)={0x18, 0xfffffffffffffffe, 0x0, {0x5}}, 0x18) socket(0x2, 0x0, 0x7fb) write$FUSE_STATFS(0xffffffffffffffff, &(0x7f0000000000)={0x60, 0x0, 0x0, {{0x1, 0x1f, 0x8, 0x4, 0x46b, 0x2, 0x5}}}, 0x60) 08:52:09 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$BLKRRPART(r0, 0x125f, 0x0) 08:52:09 executing program 1: socket(0x2, 0x3, 0x0) 08:52:09 executing program 5: r0 = socket(0x2, 0xa, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r0, 0x89e3, &(0x7f0000000000)={0x29, 0x8000, 0xb, 0xc, 0x3}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r1, &(0x7f0000001680)={0x1f, @fixed}, 0x8) bind$bt_sco(r1, &(0x7f0000000040), 0x8) 08:52:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8101) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2000) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x342) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = accept4(0xffffffffffffffff, &(0x7f0000000040)=@tipc, &(0x7f00000000c0)=0x80, 0x800) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x8) 08:52:09 executing program 0: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket(0x2, 0xa, 0x7ff) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000000)={0xfd, 0x2}) socket(0x15, 0x5, 0x4) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000040)=0x4) 08:52:10 executing program 4: syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:52:10 executing program 5: ioctl$BLKSECDISCARD(0xffffffffffffffff, 0x127d, &(0x7f0000000000)) socket(0x2, 0xa, 0x8) 08:52:10 executing program 3: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_DEASSIGN_PCI_DEVICE(0xffffffffffffffff, 0x4040ae72, &(0x7f0000000380)={0x9, 0x7, 0x1556, 0x0, 0x7}) ioctl$KVM_IOEVENTFD(r0, 0x4040ae79, &(0x7f0000000080)={0x10000, &(0x7f0000000040), 0x4, 0xffffffffffffffff, 0xd}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CAP_HALT_POLL(r0, 0x4068aea3, &(0x7f00000000c0)={0xb6, 0x0, 0x2}) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_GET_IRQCHIP(r2, 0xc208ae62, &(0x7f0000000140)) ioctl$NBD_DISCONNECT(r1, 0x1268) 08:52:10 executing program 2: keyctl$dh_compute(0x17, &(0x7f0000000040), &(0x7f0000000080)=""/228, 0xe4, &(0x7f0000000280)={&(0x7f0000000180)={'hmac(sha1-neon)\x00'}, &(0x7f00000001c0)="a673ff00cacc78b074d2a1c9f37287004c63a0081e63ae678a81d3f4c99b841756b6ae131f80444c13c229c0fc992027762ef06e4e7fcd7ab6f604c29b67c218313d9726bc176bea46944ccd0058fabfb7bb4f34d8010c2fecf67055994415c8b6c6d46bdffddc1577a3e3e753be8930a5c30623aba1e822868c11754e69313a1293f5eb58edd7713cafee2b31496ed4083836e6c4178a1359871013c3ee1ef8", 0xa0}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:10 executing program 1: socket(0x2, 0xa, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) read$FUSE(r0, 0x0, 0x0) write$FUSE_LSEEK(r0, &(0x7f0000000000)={0x18, 0x0, 0x0, {0x9}}, 0x18) 08:52:10 executing program 0: r0 = socket(0x2, 0x0, 0x7ff) getresgid(&(0x7f0000000040), &(0x7f0000000080), &(0x7f00000000c0)) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000000)) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000000100)={0x18}, 0x18) 08:52:10 executing program 4: syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:52:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) ioctl$IOC_PR_CLEAR(r0, 0x401070cd, &(0x7f0000000040)={0x5}) 08:52:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$BLKROGET(r0, 0x125e, &(0x7f0000000040)) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x2) 08:52:10 executing program 5: ioctl$BLKSECDISCARD(0xffffffffffffffff, 0x127d, &(0x7f0000000000)) socket(0x2, 0xa, 0x8) 08:52:10 executing program 4: syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0) ioctl$BLKRRPART(0xffffffffffffffff, 0x125f, 0x0) 08:52:10 executing program 1: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x32603, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x101002, 0x0) ioctl$PPPIOCSACTIVE(r1, 0x40107446, &(0x7f00000000c0)={0x8, &(0x7f0000000080)=[{0x40, 0x7, 0x40, 0x17b}, {0xe2, 0x1, 0x7, 0x8000}, {0x2b, 0x3d, 0x4, 0xfffffff7}, {0x23, 0x5, 0x5, 0x1000}, {0x6, 0x0, 0xc0, 0x5}, {0x1, 0xe5, 0x0, 0x2962}, {0xfff, 0x3, 0x0, 0x4}, {0xff, 0x8, 0x9, 0x4}]}) ioctl$PPPIOCSCOMPRESS(r0, 0x4010744d) socket(0x2, 0xa, 0x0) 08:52:10 executing program 0: socket(0x2, 0x0, 0x7ff) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) r1 = socket(0x3, 0x1, 0x3) recvmsg$can_bcm(r1, &(0x7f0000001780)={&(0x7f0000000040)=@pptp={0x18, 0x2, {0x0, @multicast1}}, 0x80, &(0x7f00000015c0)=[{&(0x7f00000000c0)=""/224, 0xe0}, {&(0x7f00000001c0)=""/249, 0xf9}, {&(0x7f00000002c0)=""/62, 0x3e}, {&(0x7f0000000300)=""/70, 0x46}, {&(0x7f0000000380)=""/48, 0x30}, {&(0x7f00000003c0)=""/148, 0x94}, {&(0x7f0000000480)=""/27, 0x1b}, {&(0x7f00000004c0)=""/39, 0x27}, {&(0x7f0000000500)=""/178, 0xb2}, {&(0x7f00000005c0)=""/4096, 0x1000}], 0xa, &(0x7f00000016c0)=""/171, 0xab}, 0x10000) bind$bt_sco(r0, &(0x7f0000001680)={0x1f, @fixed}, 0x8) bind$bt_sco(r0, &(0x7f0000000000), 0x8) 08:52:10 executing program 3: r0 = socket(0x2b, 0x2, 0x200) read$FUSE(0xffffffffffffffff, &(0x7f0000000080)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_GETXATTR(0xffffffffffffffff, &(0x7f00000020c0)={0x18, 0xfffffffffffffffe, r1, {0xf5}}, 0x18) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000040)) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r2, 0x1268) 08:52:10 executing program 5: ioctl$BLKSECDISCARD(0xffffffffffffffff, 0x127d, &(0x7f0000000000)) socket(0x2, 0xa, 0x8) 08:52:10 executing program 2: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket(0x2, 0xa, 0x7ff) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000000)={0xfd, 0x2}) socket(0x15, 0x5, 0x4) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000040)=0x4) 08:52:10 executing program 4: ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000080)={0xc023, 0x2}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000180)={0x5, &(0x7f0000000140)=[{0x0, 0x6, 0x1b, 0x18}, {0x7ebe, 0x1, 0x92, 0x4}, {0x8, 0x80, 0x6c, 0x4}, {0x1, 0x1, 0x7, 0x535e}, {0x9, 0x7f, 0x1, 0x1}]}) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100), 0xa000, 0x0) ioctl$PPPIOCSCOMPRESS(r3, 0x4010744d) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x3f) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKPBSZGET(r4, 0x127b, &(0x7f00000000c0)) ioctl$NBD_DISCONNECT(r0, 0x1263) 08:52:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x6e0400) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x24e9) socket(0x2, 0x5, 0x0) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) getpid() 08:52:10 executing program 0: ioctl$PPPIOCGUNIT(0xffffffffffffffff, 0x80047456, &(0x7f0000000000)) socket(0x2, 0x0, 0x7ff) 08:52:10 executing program 2: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket(0x2, 0xa, 0x7ff) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000000)={0xfd, 0x2}) socket(0x15, 0x5, 0x4) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000040)=0x4) 08:52:10 executing program 5: socket(0x2, 0xa, 0x8) 08:52:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x7e0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:11 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:11 executing program 1: socket(0x23, 0x4, 0xfffffffc) 08:52:11 executing program 0: socket(0x26, 0x6, 0x4000043) 08:52:11 executing program 2: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket(0x2, 0xa, 0x7ff) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000000)={0xfd, 0x2}) socket(0x15, 0x5, 0x4) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000040)=0x4) 08:52:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKRESETZONE(r1, 0x40101283, &(0x7f0000000040)={0x8, 0x8000}) 08:52:11 executing program 5: socket(0x0, 0xa, 0x8) 08:52:11 executing program 0: ioctl$SIOCX25SFACILITIES(0xffffffffffffffff, 0x89e3, &(0x7f0000000000)={0xc, 0x8, 0x8, 0x7, 0x3}) socket(0x2, 0x0, 0x7ff) 08:52:11 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:11 executing program 2: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket(0x2, 0xa, 0x7ff) ioctl$PPPIOCSNPMODE(0xffffffffffffffff, 0x4008744b, &(0x7f0000000000)={0xfd, 0x2}) socket(0x15, 0x5, 0x4) 08:52:11 executing program 1: socket(0x2, 0xa, 0x0) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r0, &(0x7f0000001680)={0x1f, @fixed}, 0x8) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(0xffffffffffffffff, &(0x7f0000000140)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x11}}, 0x7d) bind$bt_sco(r1, &(0x7f0000000100)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x11}}, 0x8) accept4(r0, 0x0, &(0x7f0000000000), 0x800) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$SNDRV_TIMER_IOCTL_INFO(0xffffffffffffffff, 0x80e85411, &(0x7f0000000040)=""/131) 08:52:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$PPPIOCSMAXCID(0xffffffffffffffff, 0x40047451, &(0x7f0000000040)=0xfff) ioctl$PPPIOCSACTIVE(0xffffffffffffffff, 0x40107446, &(0x7f00000000c0)={0x4, &(0x7f0000000080)=[{0x1, 0x9, 0xb8, 0x9c5}, {0xfff, 0x2, 0x2, 0x7fffffff}, {0x4, 0x6, 0x6b, 0x3}, {0x4, 0xff, 0x0, 0x100}]}) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000100)={0x59}) 08:52:11 executing program 5: socket(0x0, 0xa, 0x8) 08:52:11 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) r6 = socket(0x5, 0xa1a7e85b6ec6e24a, 0x4) accept4(r6, 0x0, &(0x7f0000000040), 0x0) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) r7 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140), 0x200800, 0x0) ioctl$PPPIOCSMAXCID(r7, 0x40047451, &(0x7f0000000180)=0x7) 08:52:11 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:11 executing program 2: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket(0x2, 0xa, 0x7ff) socket(0x15, 0x5, 0x4) 08:52:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:11 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x0) syz_open_dev$sndctrl(&(0x7f0000000180), 0x200, 0x420000) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000080)={'ip_vti0\x00', 0x480, 0x7fff}) 08:52:11 executing program 4: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)) 08:52:11 executing program 5: socket(0x0, 0xa, 0x8) 08:52:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x100000000) ioctl$NBD_DISCONNECT(r0, 0xab08) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000000c0), 0x200001) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r1, 0x80605414, &(0x7f0000000140)) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa24c0) ioctl$NBD_DISCONNECT(r2, 0xab08) r4 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x8e042) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKFRASET(r3, 0x1264, &(0x7f0000000080)=0x1) ioctl$NBD_DISCONNECT(r2, 0x1268) 08:52:12 executing program 1: socket(0x2, 0xa, 0x0) socket(0x2a, 0x1, 0x1) 08:52:12 executing program 0: socket(0x0, 0x80000, 0x0) 08:52:12 executing program 2: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) socket(0x15, 0x5, 0x4) 08:52:12 executing program 4: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)) [ 2009.051790][ T8482] block nbd3: NBD_DISCONNECT [ 2009.060859][ T8482] block nbd3: NBD_DISCONNECT [ 2009.078664][ T8483] block nbd3: NBD_DISCONNECT [ 2009.093747][ T8483] block nbd3: NBD_DISCONNECT 08:52:12 executing program 5: socket(0x2, 0x0, 0x8) 08:52:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x2) r2 = syz_open_dev$loop(&(0x7f0000000040), 0x401, 0x4000) ioctl$BLKGETSIZE64(r2, 0x80081272, &(0x7f0000000100)) r3 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x400800) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x4) r4 = syz_open_dev$loop(&(0x7f0000000080), 0x7, 0x4468c0) ioctl$BLKZEROOUT(r4, 0x127f, &(0x7f00000000c0)={0x4, 0x4}) ioctl$BLKSECTGET(r4, 0x1267, &(0x7f0000000180)) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f00000001c0)={0x7, 0x7ff}) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000002c0)={0x90, 0x0, 0x0, {0x2, 0x0, 0xf86c, 0x1e63fe35, 0x4, 0x4, {0x0, 0x1, 0x2, 0x44a0ea5a, 0x0, 0x57b1, 0x7fff, 0x9, 0x3bfd, 0x2000, 0x5, 0xffffffffffffffff, 0xee01, 0x8, 0x800}}}, 0x90) ioctl$NBD_DISCONNECT(r0, 0x1268) r5 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x400) ioctl$NBD_SET_SIZE_BLOCKS(r5, 0xab07, 0x17eded1d) 08:52:12 executing program 2: socket(0x15, 0x5, 0x4) 08:52:12 executing program 1: socket(0x2, 0xa, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$KVM_SIGNAL_MSI(0xffffffffffffffff, 0x4020aea5, &(0x7f0000000080)={0x2000, 0xd000, 0x8001, 0x4f9, 0x2}) socket(0x1a, 0x4, 0x8) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x8300, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) write$FUSE_BMAP(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0xfffffffffffffffe, 0x0, {0xffff}}, 0x18) 08:52:12 executing program 4: ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)) 08:52:12 executing program 0: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f0000000000)={0x5, 0xff, 0x5, 0x3f, 0x7, 0x14, 0x13, "6f5ed8711bbbf50406d48e2f4e2284354523363b", "104bc296981fdd6dda316a72aac92bc2eef94973"}) socket(0x2, 0x0, 0x7ff) 08:52:12 executing program 5: socket(0x2, 0x0, 0x8) 08:52:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:12 executing program 2: socket(0x0, 0x5, 0x4) 08:52:12 executing program 1: socket(0x2, 0x80000, 0x5) 08:52:12 executing program 4: r0 = syz_open_dev$loop(0x0, 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:12 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) r6 = socket(0x5, 0xa1a7e85b6ec6e24a, 0x4) accept4(r6, 0x0, &(0x7f0000000040), 0x0) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) r7 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140), 0x200800, 0x0) ioctl$PPPIOCSMAXCID(r7, 0x40047451, &(0x7f0000000180)=0x7) 08:52:12 executing program 5: socket(0x2, 0x0, 0x8) 08:52:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x3709) 08:52:12 executing program 2: socket(0x0, 0x5, 0x4) 08:52:12 executing program 4: r0 = syz_open_dev$loop(0x0, 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:13 executing program 1: socket(0x18, 0x80000, 0x0) 08:52:13 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) r6 = socket(0x5, 0xa1a7e85b6ec6e24a, 0x4) accept4(r6, 0x0, &(0x7f0000000040), 0x0) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) r7 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140), 0x200800, 0x0) ioctl$PPPIOCSMAXCID(r7, 0x40047451, &(0x7f0000000180)=0x7) 08:52:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0xffffffff) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x44000) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x9) 08:52:13 executing program 5: socket(0x2, 0xa, 0x0) 08:52:13 executing program 4: r0 = syz_open_dev$loop(0x0, 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:13 executing program 2: socket(0x0, 0x5, 0x4) 08:52:13 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000000)=0x1, 0x4) socket(0x2, 0xa, 0x0) 08:52:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRRU(r2, 0x4004743b, &(0x7f0000000080)=0x2c35) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x240880) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_QUE(r3, 0xab05) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_DISCONNECT(r0, 0x1268) r4 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$IMSETDEVNAME(r4, 0x80184947, &(0x7f0000000040)={0x4, 'syz1\x00'}) 08:52:13 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:13 executing program 5: r0 = getpgid(0x0) waitid(0x1, r0, &(0x7f0000000080), 0x8, &(0x7f0000002240)) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(0xffffffffffffffff, 0xc1105511, &(0x7f0000002300)={{0x2, 0x5, 0x3829, 0x4, '\x00', 0x4e5}, 0x0, 0x100, 0x6, r0, 0x2, 0x3, 'syz1\x00', &(0x7f0000000000)=['+}#&*/.\'\\//$),!(\x00', '-$!+\x00'], 0x16, '\x00', [0x2873, 0xff, 0x5, 0x1000]}) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) waitid(0x0, r1, 0x0, 0xe0000007, &(0x7f0000002180)) socket(0x2, 0x0, 0x7ff) 08:52:13 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) r6 = socket(0x5, 0xa1a7e85b6ec6e24a, 0x4) accept4(r6, 0x0, &(0x7f0000000040), 0x0) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) r7 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140), 0x200800, 0x0) ioctl$PPPIOCSMAXCID(r7, 0x40047451, &(0x7f0000000180)=0x7) 08:52:13 executing program 2: socket(0x15, 0x0, 0x4) 08:52:13 executing program 1: ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) socket(0x2, 0xa, 0x0) r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r2, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r2, 0x80045530, &(0x7f0000000100)=""/64) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$BLKRRPART(r1, 0x125f, 0x0) accept4$x25(r0, 0x0, 0x0, 0x0) ioctl$SIOCX25SCALLUSERDATA(r0, 0x89e5, &(0x7f0000000000)={0x56, "3f10073794966fa61ba21f6b256bf6e2d79e8df876b508cadc76aef02395a800283f4d56393d552193d8da34f25559ea889d29f3cfc386985d8f8c648adef55e7a92746fa05d5fe4002d03058857105b565ff2df97646a7066ccc7fedc1e5a4d81a0d08dfb367647cc883e877fe789bebf1323614cf8c139a31a1be21dd471b0"}) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKPG(r1, 0x1269, &(0x7f00000000c0)={0x5, 0x84f, 0x1099, &(0x7f00000012c0)="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"}) 08:52:13 executing program 5: r0 = getpgid(0x0) waitid(0x1, r0, &(0x7f0000000080), 0x8, &(0x7f0000002240)) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(0xffffffffffffffff, 0xc1105511, &(0x7f0000002300)={{0x2, 0x5, 0x3829, 0x4, '\x00', 0x4e5}, 0x0, 0x100, 0x6, r0, 0x2, 0x3, 'syz1\x00', &(0x7f0000000000)=['+}#&*/.\'\\//$),!(\x00', '-$!+\x00'], 0x16, '\x00', [0x2873, 0xff, 0x5, 0x1000]}) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) waitid(0x0, r1, 0x0, 0xe0000007, &(0x7f0000002180)) socket(0x2, 0x0, 0x7ff) 08:52:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x90240) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:13 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:13 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) r6 = socket(0x5, 0xa1a7e85b6ec6e24a, 0x4) accept4(r6, 0x0, &(0x7f0000000040), 0x0) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) openat$ppp(0xffffffffffffff9c, &(0x7f0000000140), 0x200800, 0x0) 08:52:13 executing program 2: socket(0x15, 0x0, 0x4) 08:52:13 executing program 1: socket(0x2, 0xa, 0x0) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000000000)={[{0x8001, 0x1, 0x4, 0x7, 0x6, 0x3, 0x48, 0x74, 0x7, 0x5, 0x7f, 0x9, 0x2}, {0x8f, 0x6885, 0x0, 0x9, 0x80, 0x51, 0x1, 0x7, 0x2, 0x4, 0x0, 0x9, 0x80000000000}, {0x3ff, 0x18, 0xf0, 0x4, 0xf4, 0x3f, 0x1f, 0xad, 0x5, 0x7, 0x20, 0x3f, 0x3f}], 0x8}) 08:52:13 executing program 5: r0 = getpgid(0x0) waitid(0x1, r0, &(0x7f0000000080), 0x8, &(0x7f0000002240)) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(0xffffffffffffffff, 0xc1105511, &(0x7f0000002300)={{0x2, 0x5, 0x3829, 0x4, '\x00', 0x4e5}, 0x0, 0x100, 0x6, r0, 0x2, 0x3, 'syz1\x00', &(0x7f0000000000)=['+}#&*/.\'\\//$),!(\x00', '-$!+\x00'], 0x16, '\x00', [0x2873, 0xff, 0x5, 0x1000]}) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) waitid(0x0, r1, 0x0, 0xe0000007, &(0x7f0000002180)) socket(0x2, 0x0, 0x7ff) 08:52:13 executing program 3: ioctl$KVM_SET_IDENTITY_MAP_ADDR(0xffffffffffffffff, 0x4008ae48, &(0x7f0000000000)=0x2000) r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x100) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x1f) ioctl$IOC_PR_CLEAR(0xffffffffffffffff, 0x401070cd, &(0x7f0000000040)={0xd25f}) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x7fffffff) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1268) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x206400, 0x0) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKPBSZGET(r3, 0x127b, &(0x7f0000000100)) ioctl$NBD_CLEAR_QUE(r2, 0xab05) 08:52:13 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000040)) 08:52:13 executing program 2: socket(0x15, 0x0, 0x4) 08:52:13 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) r6 = socket(0x5, 0xa1a7e85b6ec6e24a, 0x4) accept4(r6, 0x0, &(0x7f0000000040), 0x0) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:14 executing program 5: r0 = getpgid(0x0) waitid(0x1, r0, &(0x7f0000000080), 0x8, &(0x7f0000002240)) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(0xffffffffffffffff, 0xc1105511, &(0x7f0000002300)={{0x2, 0x5, 0x3829, 0x4, '\x00', 0x4e5}, 0x0, 0x100, 0x6, r0, 0x2, 0x3, 'syz1\x00', &(0x7f0000000000)=['+}#&*/.\'\\//$),!(\x00', '-$!+\x00'], 0x16, '\x00', [0x2873, 0xff, 0x5, 0x1000]}) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) waitid(0x0, r1, 0x0, 0xe0000007, &(0x7f0000002180)) 08:52:14 executing program 1: socket(0x25, 0x0, 0x7fff) socket(0x2, 0xa, 0x0) 08:52:14 executing program 4: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)) 08:52:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x81) 08:52:14 executing program 2: socket(0x15, 0x5, 0x0) 08:52:14 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) socket(0x5, 0xa1a7e85b6ec6e24a, 0x4) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:14 executing program 5: r0 = getpgid(0x0) waitid(0x1, r0, &(0x7f0000000080), 0x8, &(0x7f0000002240)) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(0xffffffffffffffff, 0xc1105511, &(0x7f0000002300)={{0x2, 0x5, 0x3829, 0x4, '\x00', 0x4e5}, 0x0, 0x100, 0x6, r0, 0x2, 0x3, 'syz1\x00', &(0x7f0000000000)=['+}#&*/.\'\\//$),!(\x00', '-$!+\x00'], 0x16, '\x00', [0x2873, 0xff, 0x5, 0x1000]}) waitid(0x0, 0x0, 0x0, 0xe0000007, &(0x7f0000002180)) 08:52:14 executing program 1: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMAXCID(r2, 0x40047451, &(0x7f00000000c0)=0x7ff) 08:52:14 executing program 4: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)) 08:52:14 executing program 5: r0 = getpgid(0x0) waitid(0x1, r0, &(0x7f0000000080), 0x8, &(0x7f0000002240)) waitid(0x0, 0x0, 0x0, 0xe0000007, &(0x7f0000002180)) 08:52:14 executing program 2: socket(0x15, 0x5, 0x0) 08:52:14 executing program 3: eventfd2(0x1f, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_CLEAR_QUE(r0, 0xab05) 08:52:14 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = accept4$x25(r4, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r5, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:14 executing program 1: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) socket(0x2b, 0x80007, 0x970a) 08:52:14 executing program 4: syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000040)) 08:52:14 executing program 5: getpgid(0x0) waitid(0x0, 0x0, 0x0, 0xe0000007, &(0x7f0000002180)) 08:52:14 executing program 2: socket(0x15, 0x5, 0x0) 08:52:14 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa2400) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0xffffffffffff0000) 08:52:14 executing program 1: socket(0x18, 0x1, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000180), 0x20000, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000001c0)) r1 = socket$can_bcm(0x1d, 0x2, 0x2) recvmsg$can_bcm(r1, &(0x7f0000000140)={&(0x7f0000000000)=@in, 0x80, &(0x7f0000000100)=[{&(0x7f0000000080)=""/70, 0x46}], 0x1}, 0x10001) 08:52:14 executing program 5: waitid(0x0, 0x0, 0x0, 0xe0000007, &(0x7f0000002180)) 08:52:15 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:15 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) socket(0x2b, 0x80007, 0x970a) 08:52:15 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:15 executing program 5: waitid(0x0, 0x0, 0x0, 0x0, &(0x7f0000002180)) 08:52:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x901) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(0xffffffffffffffff, 0xc0505510, &(0x7f00000001c0)={0x100, 0x6, 0x8, 0x3ff, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}]}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1268) r4 = syz_open_dev$sndctrl(&(0x7f0000000240), 0x7, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r4, 0xc1205531, &(0x7f0000000280)={0x8, 0x2, 0x4, 0x8, '\x00', '\x00', '\x00', 0x1000, 0xfff, 0x3f, 0x3, "cbe6874514f583de2b2fd549a0a4a791"}) 08:52:15 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:15 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) socket(0x2b, 0x80007, 0x970a) 08:52:15 executing program 5: waitid(0x0, 0x0, 0x0, 0x0, &(0x7f0000002180)) 08:52:15 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:15 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) socket(0x2b, 0x80007, 0x970a) 08:52:16 executing program 5: waitid(0x0, 0x0, 0x0, 0x0, &(0x7f0000002180)) 08:52:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$PPPIOCSACTIVE(r0, 0x40107446, &(0x7f0000000080)={0x7, &(0x7f0000000040)=[{0x3, 0x0, 0xfc, 0x9}, {0x7, 0xff, 0x5, 0x1ff}, {0x1, 0x1f, 0x2, 0x800}, {0x6, 0x6, 0x7, 0x6}, {0x3, 0x0, 0x1, 0x3}, {0x6f7a, 0x80, 0x5, 0x6}, {0x6, 0x35, 0x0, 0x9}]}) 08:52:16 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000), 0x0, 0x201) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) 08:52:16 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:16 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) 08:52:16 executing program 1: socket(0x2, 0xa, 0x0) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000), 0x10, &(0x7f00000000c0)={&(0x7f0000000040)={0x2, 0x812, 0x7ff, {0x0, 0x2710}, {0x77359400}, {0x2, 0x1, 0x1}, 0x1, @can={{0x0, 0x1, 0x0, 0x1}, 0x7, 0x2, 0x0, 0x0, "973a6896a84c2adb"}}, 0x48}, 0x1, 0x0, 0x0, 0x8050}, 0x20040000) 08:52:16 executing program 5: waitid(0x0, 0x0, 0x0, 0xe0000007, 0x0) 08:52:16 executing program 4: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:16 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) 08:52:16 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:16 executing program 1: r0 = socket(0x27, 0xa, 0x0) ioctl$IMGETCOUNT(r0, 0x80044943, &(0x7f0000000040)) syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$PPPIOCATTCHAN(0xffffffffffffffff, 0x40047438, &(0x7f0000000000)=0x3) 08:52:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) process_vm_writev(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f00000000c0)=""/222, 0xde}, {&(0x7f00000001c0)=""/77, 0x4d}], 0x2, &(0x7f0000001440)=[{&(0x7f0000000280)=""/15, 0xf}, {&(0x7f00000002c0)=""/4096, 0x1000}, {&(0x7f00000012c0)=""/186, 0xba}, {&(0x7f0000001380)=""/184, 0xb8}], 0x4, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = socket(0x11, 0x80803, 0x0) accept4(r1, 0x0, 0x0, 0x0) recvmsg$can_bcm(r1, &(0x7f0000002640)={0x0, 0x0, &(0x7f0000002580)=[{&(0x7f0000001480)=""/233, 0xe9}, {&(0x7f0000001580)=""/4096, 0x1000}], 0x2, &(0x7f00000025c0)=""/65, 0x41}, 0x20) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$BLKSECDISCARD(r2, 0x127d, &(0x7f0000000080)=0x100000000) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x3) 08:52:16 executing program 5: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) 08:52:16 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(r2, &(0x7f00000000c0)) 08:52:16 executing program 4: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) 08:52:16 executing program 1: sched_yield() 08:52:16 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:16 executing program 5: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) 08:52:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x24021) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) 08:52:16 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_gettime(r2, &(0x7f00000000c0)) 08:52:16 executing program 4: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r2, 0x0, 0x0, 0x0) r3 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SCUDMATCHLEN(r3, 0x89e7, &(0x7f0000000100)={0x11}) syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:16 executing program 1: ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f0000000000)={0x1, 0x20, 0x3ff, 0x0, 0x12}) socket(0x9, 0xa, 0x400) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r0, &(0x7f0000001680)={0x1f, @fixed}, 0x8) accept4(r0, &(0x7f0000000100)=@qipcrtr, &(0x7f0000000180)=0x80, 0x80000) r1 = syz_open_dev$sndctrl(&(0x7f0000000080), 0x5, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r1, 0xc0045520, &(0x7f00000000c0)=0x1) 08:52:16 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:17 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)) timer_gettime(r2, &(0x7f00000000c0)) 08:52:17 executing program 5: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r6) timer_delete(r6) timer_gettime(r2, &(0x7f00000000c0)) 08:52:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$BLKPG(r0, 0x1269, &(0x7f0000000000)={0x1800, 0x1, 0x86, &(0x7f0000000140)="3cbe5cbac91f387df0026c6156e813015292cc3271595917ab192e9dfc12e2519f6957d4e95bd3527aa2e7fdacc5a045eacebf76b520f9ae07aa9bfafc88994660c076056dca7349f7c2a32f431288f55b16b1b35408f0c34a1c072b5cf69fb1767429db8a865f4ff4d6d7809e8ce8b1de4461bbec5bb171c464fab308d7f1d46ff1eaaeb464d914d553edaf322696"}) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={'batadv0\x00', 0x7, 0x7}) ioctl$NBD_DISCONNECT(r1, 0x1268) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x8) 08:52:17 executing program 4: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_gettime(r2, &(0x7f00000000c0)) 08:52:17 executing program 1: socket(0xb, 0xa, 0x1) 08:52:17 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) socket(0x2, 0x0, 0x7ff) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:17 executing program 5: socket(0x15, 0x5, 0x0) 08:52:17 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) timer_gettime(r2, &(0x7f00000000c0)) 08:52:17 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCDISCONN(r0, 0x7439) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:17 executing program 4: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_gettime(r2, &(0x7f00000000c0)) 08:52:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80800) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r4, 0xc208ae62, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f00000002c0), 0x0, 0x80) openat$nullb(0xffffffffffffff9c, &(0x7f0000000300), 0x600, 0x0) syz_open_dev$ndb(&(0x7f0000000400), 0x0, 0x262500) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) syz_open_dev$ndb(&(0x7f0000000380), 0x0, 0x100) r6 = syz_open_dev$ndb(&(0x7f00000003c0), 0x0, 0x400) r7 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r7, 0xab03) ioctl$NBD_DISCONNECT(r6, 0x1268) 08:52:17 executing program 1: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0xc800, 0x0) ioctl$PPPIOCSCOMPRESS(r0, 0x4010744d) socket(0x15, 0xa, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x400) r2 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x20602, 0x0) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f00000000c0)=0x7f) 08:52:17 executing program 5: socket(0x15, 0x5, 0x0) 08:52:17 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(r2, &(0x7f00000000c0)) 08:52:17 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r0, 0x4004743d, &(0x7f00000000c0)=0x4) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:17 executing program 4: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_delete(r3) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r3, 0x1, &(0x7f0000000140)={{r4, r5+60000000}, {0x77359400}}, &(0x7f0000000180)) timer_gettime(r2, &(0x7f00000000c0)) [ 2014.715230][ T8766] block nbd1: shutting down sockets [ 2014.729861][ T8767] block nbd3: server does not support multiple connections per device. 08:52:17 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r2, &(0x7f00000000c0)) [ 2014.776749][ T8767] block nbd3: server does not support multiple connections per device. [ 2014.807931][ T8768] block nbd1: shutting down sockets 08:52:17 executing program 0: openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:17 executing program 5: socket(0x15, 0x5, 0x0) 08:52:17 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(0xffffffffffffffff, 0x80045530, &(0x7f0000000100)=""/85) recvmsg$can_bcm(r0, &(0x7f0000001200)={&(0x7f0000000000)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @loopback}}}, 0x80, &(0x7f0000001140)=[{&(0x7f0000000080)=""/66, 0x42}, {&(0x7f0000001240)=""/4104, 0x1008}, {&(0x7f0000001100)=""/44, 0x2c}], 0x3, &(0x7f0000001180)=""/117, 0x75}, 0x12140) 08:52:17 executing program 4: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMAXCID(r2, 0x40047451, &(0x7f00000000c0)=0x7ff) [ 2014.898989][ T8764] block nbd3: shutting down sockets [ 2014.977441][ T8788] block nbd3: server does not support multiple connections per device. 08:52:18 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_gettime(0x0, &(0x7f00000000c0)) [ 2015.027751][ T8767] block nbd3: server does not support multiple connections per device. [ 2015.090328][ T8764] block nbd3: shutting down sockets 08:52:18 executing program 4: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMAXCID(r2, 0x40047451, &(0x7f00000000c0)=0x7ff) 08:52:18 executing program 0: setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000000), 0xfffffffffffffff5) 08:52:18 executing program 1: r0 = socket(0x11, 0xa, 0x5) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000000)) 08:52:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r2, 0xc208ae62, &(0x7f0000000040)={0x0, 0x0, @ioapic}) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:18 executing program 5: socket(0x0, 0x5, 0x0) 08:52:18 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_gettime(0x0, &(0x7f00000000c0)) 08:52:18 executing program 4: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMAXCID(r2, 0x40047451, &(0x7f00000000c0)=0x7ff) 08:52:18 executing program 0: setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, 0x0, 0x0) 08:52:18 executing program 1: socket(0x2, 0xa, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000004c40)={'syztnl2\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f00000000c0)={'ip6gre0\x00', &(0x7f0000000000)={'syztnl2\x00', 0x0, 0x29, 0x1f, 0x6, 0xc1, 0x5c, @ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x14}}, @ipv4={'\x00', '\xff\xff', @remote}, 0x1, 0x10, 0x4, 0xfff}}) 08:52:18 executing program 5: socket(0x0, 0x5, 0x0) 08:52:18 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) socket(0x2, 0xa, 0x10001) timer_gettime(0x0, &(0x7f00000000c0)) 08:52:18 executing program 3: syslog(0xa, 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:18 executing program 0: setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, 0x0, 0x0) 08:52:18 executing program 4: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) 08:52:18 executing program 5: socket(0x0, 0x5, 0x0) 08:52:18 executing program 1: socket(0x8, 0xa, 0xfffffffd) socket(0x16, 0x1, 0x2) 08:52:18 executing program 2: clock_gettime(0x4, &(0x7f0000000100)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000040)={{0x0, 0x989680}, {r0, r1+60000000}}, &(0x7f0000000080)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r2, &(0x7f00000000c0)) 08:52:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8bc4b4d566e2c9c1) ioctl$NBD_DISCONNECT(r0, 0x1268) 08:52:18 executing program 0: setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, 0x0, 0x0) 08:52:19 executing program 4: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) 08:52:19 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x80000) sendto$x25(r1, &(0x7f0000000080)="eb30e2b35e8c6e9816349a2a6bd620fe84d5f28661296286d7a3e77c7644586d827a6b807d79c089a9b3285878930a25c1289e2235f52e6929f6565d237a550131505721c6beb0382a7ab174d36a0487770d4307811f78f2382d6e8be402605169a78344c2a217ebdae2cca6766dca7085981198df70a94d6d6e9f1a9b9cf1940afacb8a8547bdaa786ba9cdba8f5886939a1a7ebc95565a8ffcda7e13f883fec4053400eda3301cdc26eb9b6e4f64cfd7fcc789072de1190049ea151be33804645e28afe1af6fb3b5b2ea7b6716c64ef316b3bdfbb72e85e5e32ee86781cc12928abc0635af", 0xe6, 0x4008001, &(0x7f0000000180), 0x12) 08:52:19 executing program 5: socket(0x15, 0x0, 0x0) 08:52:19 executing program 2: clock_gettime(0x4, &(0x7f0000000100)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:19 executing program 3: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) 08:52:19 executing program 4: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) 08:52:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80800) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r4, 0xc208ae62, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f00000002c0), 0x0, 0x80) openat$nullb(0xffffffffffffff9c, &(0x7f0000000300), 0x600, 0x0) syz_open_dev$ndb(&(0x7f0000000400), 0x0, 0x262500) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) syz_open_dev$ndb(&(0x7f0000000380), 0x0, 0x100) r6 = syz_open_dev$ndb(&(0x7f00000003c0), 0x0, 0x400) r7 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r7, 0xab03) ioctl$NBD_DISCONNECT(r6, 0x1268) 08:52:19 executing program 1: write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0x0, 0x0, {0x2}}, 0x18) socket(0x2, 0xa, 0x0) r0 = syz_open_dev$sndctrl(&(0x7f0000000080), 0xfffffffffffffffd, 0x10000) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r0, 0x40405515, &(0x7f0000000040)={0x9, 0x5, 0x1000, 0xffff2ede, 'syz1\x00', 0x5}) 08:52:19 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:19 executing program 5: socket(0x15, 0x0, 0x0) 08:52:19 executing program 4: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) 08:52:19 executing program 3: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) 08:52:19 executing program 2: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:19 executing program 5: socket(0x15, 0x0, 0x0) 08:52:19 executing program 1: socket(0x2, 0xa, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(r0, &(0x7f0000006100)={0x20, 0x0, r1, {0xffffffff, 0x4, 0x10001, 0x9}}, 0x20) read$FUSE(0xffffffffffffffff, &(0x7f0000002080)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) read$FUSE(0xffffffffffffffff, &(0x7f00000040c0)={0x2020, 0x0, 0x0, 0x0}, 0x2020) r4 = getuid() write$FUSE_DIRENTPLUS(r0, &(0x7f0000006400)=ANY=[@ANYBLOB="9002000000000000", @ANYRES64=r1, @ANYBLOB="040000000000000002000000000000000104000000000000ff07000000000000030000000700000002000000000000000400000000000000040000000000000080000000000000000008000000000000010400000000000001000000040000000900000000800000c7000000", @ANYRES32=0xee01, @ANYRES32=r2, @ANYBLOB="4cf9ffff02000000000000000000000000000000030000000000000001000000070000004000000000000000010000000000000003000000000000000300000000000000fbffffffffffffff0400000005000000010000000000000000000080000000000300000000000000460600000000000014dc000000000000040000000000000006000000080000000100010000a000000b42205a", @ANYRES32=r3, @ANYRES32=0x0, @ANYBLOB="e7cf0000070000000000000002000000000000000004000000000000030000006d1e00002ab25d000000000000000000000000000100000000000000ff0700000000000000f00300000000000000000005000000030000000000000004000000000000000080000000000000000200000000000000000000000000000800000000000000d80000000200000001800000006000000c000000", @ANYRES32=r4, @ANYRES32=0xee01, @ANYBLOB="ff01000004000000000000000000000000000000070000000000000002000000080000002d2f0000000000000100000000000000020000000000000001000000000000000001000000000000090000009a0000000400000000000000020000000000000000040000000000003a0e000000000000000000000000000040000000000000008000000003000000a90000000020000004000000382d4f111ee04574052a779a71f4c99d5045af064c2440530727ad1c51c341df5f31eb037ebd92a66ce432", @ANYRES32=0xee01, @ANYRES32, @ANYBLOB="06000000090000000000000004000000000000004b3900000000000002000000c50c00002886000000000000"], 0x290) ioctl$BLKROTATIONAL(0xffffffffffffffff, 0x127e, &(0x7f00000063c0)) [ 2016.518186][ T8878] block nbd0: server does not support multiple connections per device. [ 2016.536004][ T8878] block nbd0: server does not support multiple connections per device. 08:52:19 executing program 4: socket(0x2, 0x6, 0x0) socket(0x8, 0xa, 0x0) 08:52:19 executing program 3: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r2, 0x4004743d, &(0x7f00000000c0)=0x4) [ 2016.630245][ T8875] block nbd0: shutting down sockets 08:52:19 executing program 5: socket(0x15, 0x5, 0x0) 08:52:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80800) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000004700)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_GET_IRQCHIP(r4, 0xc208ae62, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f00000002c0), 0x0, 0x80) openat$nullb(0xffffffffffffff9c, &(0x7f0000000300), 0x600, 0x0) syz_open_dev$ndb(&(0x7f0000000400), 0x0, 0x262500) r5 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r5, 0xab03) syz_open_dev$ndb(&(0x7f0000000380), 0x0, 0x100) r6 = syz_open_dev$ndb(&(0x7f00000003c0), 0x0, 0x400) r7 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r7, 0xab03) ioctl$NBD_DISCONNECT(r6, 0x1268) 08:52:19 executing program 2: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:19 executing program 1: r0 = socket(0x2, 0xa, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) accept4$x25(r1, 0x0, 0x0, 0x0) accept4$x25(r1, &(0x7f0000000080), &(0x7f0000000040)=0x12, 0x80800) recvfrom$x25(r0, &(0x7f0000000200)=""/254, 0xfe, 0x21, &(0x7f0000000000), 0x71) sendto$x25(r1, &(0x7f00000000c0)="098d815689b5d50f975fd928f7b77a8579e00a5ac6817b33c2081e0dd3ec97b46af6c741f1311e4f7151269e5581be808a3880e7db", 0x35, 0x4000010, &(0x7f0000000100)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) 08:52:19 executing program 4: socket(0x2, 0x6, 0x0) 08:52:19 executing program 3: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) 08:52:19 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:20 executing program 2: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) [ 2016.990116][ T8917] block nbd0: Device being setup by another task 08:52:20 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) syz_open_dev$ndb(&(0x7f0000001580), 0x0, 0x80000) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f00000015c0), 0x0, 0x0) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f0000001640)) recvmsg$can_bcm(r0, &(0x7f0000001540)={&(0x7f0000000100)=@alg, 0x80, &(0x7f00000013c0)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/157, 0x9d}, {0xfffffffffffffffd}, {&(0x7f0000001240)=""/77, 0x4d}, {&(0x7f00000012c0)=""/237, 0xed}], 0x5, &(0x7f0000001440)=""/211, 0xd3}, 0x40) 08:52:20 executing program 4: socket(0x0, 0x6, 0x0) 08:52:20 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:20 executing program 3: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) r1 = accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f0000000080)={0x8001, 0x2, 0x7ff7, 0x0, 0x5, 0x23, 0x4, "24b332b2616fc8678d625231cd6aeb78e5909145", "2a464eb48f805755a43cdf44c751dab14ee43eb1"}) 08:52:20 executing program 1: r0 = socket(0x1a, 0x5, 0xfffffffb) ioctl$IMSETDEVNAME(r0, 0x80184947, &(0x7f0000000000)={0x2, 'syz0\x00'}) ioctl$SIOCX25GFACILITIES(r0, 0x89e2, &(0x7f0000000040)) ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, &(0x7f0000000300)={0x40}) ioctl$IMGETDEVINFO(r0, 0x80044944, &(0x7f0000000180)={0x3}) r1 = socket(0x6, 0x1, 0xffff) recvfrom$x25(r1, &(0x7f00000001c0)=""/223, 0xdf, 0x1, &(0x7f00000002c0), 0x12) ioctl$SIOCX25GSUBSCRIP(r0, 0x89e0, &(0x7f0000000080)={'macsec0\x00', 0x7, 0x48000}) [ 2017.697422][ T45] block nbd0: Receive control failed (result -32) [ 2017.750292][ T8908] block nbd0: shutting down sockets 08:52:20 executing program 0: ioctl$KVM_REINJECT_CONTROL(0xffffffffffffffff, 0xae71, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x6f8cfe69deb15d1e, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r1, 0x4068aea3, &(0x7f0000000240)) ioctl$PPPIOCGDEBUG(r1, 0x80047441, &(0x7f0000000340)) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r5, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_SPLIT_IRQCHIP(r5, 0x4068aea3, &(0x7f00000002c0)) ioctl$KVM_PPC_GET_PVINFO(r3, 0x4080aea1, &(0x7f0000000180)=""/175) ioctl$KVM_PPC_GET_PVINFO(r1, 0x4080aea1, &(0x7f0000000040)=""/232) r6 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) r7 = ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) ioctl$KVM_SET_TSS_ADDR(r7, 0xae47, 0xd000) socket(0x2, 0x0, 0x7ff) 08:52:20 executing program 2: timer_create(0x7, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:20 executing program 4: socket(0x0, 0x6, 0x0) 08:52:20 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:20 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) syz_open_dev$ndb(&(0x7f0000001580), 0x0, 0x80000) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f00000015c0), 0x0, 0x0) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f0000001640)) recvmsg$can_bcm(r0, &(0x7f0000001540)={&(0x7f0000000100)=@alg, 0x80, &(0x7f00000013c0)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/157, 0x9d}, {0xfffffffffffffffd}, {&(0x7f0000001240)=""/77, 0x4d}, {&(0x7f00000012c0)=""/237, 0xed}], 0x5, &(0x7f0000001440)=""/211, 0xd3}, 0x40) 08:52:20 executing program 3: socket(0x2, 0x6, 0x0) r0 = socket(0x8, 0xa, 0x0) accept4$x25(r0, &(0x7f0000000000), &(0x7f0000000040)=0x12, 0x80000) 08:52:20 executing program 2: timer_create(0x7, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:21 executing program 5: timer_gettime(0x0, &(0x7f00000000c0)) 08:52:21 executing program 3: socket(0x2, 0x6, 0x0) socket(0x8, 0xa, 0x0) 08:52:21 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) syz_open_dev$ndb(&(0x7f0000001580), 0x0, 0x80000) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f00000015c0), 0x0, 0x0) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f0000001640)) recvmsg$can_bcm(r0, &(0x7f0000001540)={&(0x7f0000000100)=@alg, 0x80, &(0x7f00000013c0)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/157, 0x9d}, {0xfffffffffffffffd}, {&(0x7f0000001240)=""/77, 0x4d}, {&(0x7f00000012c0)=""/237, 0xed}], 0x5, &(0x7f0000001440)=""/211, 0xd3}, 0x40) 08:52:21 executing program 4: socket(0x0, 0x6, 0x0) 08:52:21 executing program 2: timer_create(0x7, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:21 executing program 0: timer_create(0x7, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:21 executing program 5: timer_gettime(0x0, &(0x7f00000000c0)) 08:52:21 executing program 3: socket(0x2, 0x6, 0x0) 08:52:21 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) syz_open_dev$ndb(&(0x7f0000001580), 0x0, 0x80000) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f00000015c0), 0x0, 0x0) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f0000001640)) recvmsg$can_bcm(r0, &(0x7f0000001540)={&(0x7f0000000100)=@alg, 0x80, &(0x7f00000013c0)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/157, 0x9d}, {0xfffffffffffffffd}, {&(0x7f0000001240)=""/77, 0x4d}, {&(0x7f00000012c0)=""/237, 0xed}], 0x5, &(0x7f0000001440)=""/211, 0xd3}, 0x40) 08:52:21 executing program 4: socket(0x2, 0x0, 0x0) 08:52:21 executing program 2: timer_create(0x7, &(0x7f0000000040), &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:21 executing program 5: timer_gettime(0x0, &(0x7f00000000c0)) 08:52:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_DISCONNECT(r0, 0x1268) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(0xffffffffffffffff, 0x40405515, &(0x7f0000000080)={0x3, 0x3, 0x5, 0x81, 'syz1\x00', 0x4}) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x70) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x531341, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x8000) 08:52:21 executing program 2: timer_create(0x7, &(0x7f0000000040), &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:21 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) syz_open_dev$ndb(&(0x7f0000001580), 0x0, 0x80000) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f00000015c0), 0x0, 0x0) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f0000001640)) 08:52:21 executing program 3: socket(0x0, 0x6, 0x0) 08:52:21 executing program 4: socket(0x2, 0x0, 0x0) [ 2018.738296][ T9009] block nbd0: NBD_DISCONNECT 08:52:21 executing program 5: timer_create(0x0, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:21 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) r8 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000004800), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r8, 0x80585414, &(0x7f0000004840)) ioctl$NBD_DISCONNECT(r3, 0x1268) 08:52:21 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) syz_open_dev$ndb(&(0x7f0000001580), 0x0, 0x80000) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) openat$nullb(0xffffffffffffff9c, &(0x7f00000015c0), 0x0, 0x0) 08:52:21 executing program 2: timer_create(0x7, &(0x7f0000000040), &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:22 executing program 3: socket(0x0, 0x6, 0x0) 08:52:22 executing program 5: timer_create(0x0, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:22 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) [ 2019.096485][ T9031] block nbd0: NBD_DISCONNECT 08:52:22 executing program 4: socket(0x2, 0x0, 0x0) 08:52:22 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) syz_open_dev$ndb(&(0x7f0000001580), 0x0, 0x80000) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:22 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) r8 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000004800), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r8, 0x80585414, &(0x7f0000004840)) ioctl$NBD_DISCONNECT(r3, 0x1268) 08:52:22 executing program 3: socket(0x0, 0x6, 0x0) 08:52:22 executing program 5: timer_create(0x0, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:22 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x6042) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:22 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) [ 2019.429641][ T9047] block nbd0: NBD_DISCONNECT 08:52:22 executing program 3: socket(0x2, 0x0, 0x0) 08:52:22 executing program 4: socket(0x2, 0xa, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000004c0)={0x7, 0x7ff, 0x4, 0x0, 0x6}) r0 = accept4$x25(0xffffffffffffffff, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000040)=0x12, 0x0) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) getsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r1 = socket(0x11, 0x80803, 0x0) accept4(r1, 0x0, 0x0, 0x0) recvmsg$can_bcm(r1, &(0x7f0000000480)={&(0x7f0000000100)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/7, 0x7}, {&(0x7f00000001c0)=""/84, 0x54}, {&(0x7f0000000240)=""/154, 0x9a}, {&(0x7f0000000300)=""/30, 0x1e}], 0x4, &(0x7f0000000380)=""/249, 0xf9}, 0x40000042) 08:52:22 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) r8 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000004800), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r8, 0x80585414, &(0x7f0000004840)) ioctl$NBD_DISCONNECT(r3, 0x1268) 08:52:22 executing program 5: timer_create(0x0, &(0x7f0000000040), &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:22 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001600)) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:22 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) [ 2019.718265][ T9065] block nbd0: NBD_DISCONNECT 08:52:22 executing program 3: socket(0x2, 0x0, 0x0) 08:52:22 executing program 4: timer_create(0x0, 0x0, &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:22 executing program 5: timer_create(0x0, &(0x7f0000000040), &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:22 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) r8 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000004800), 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r8, 0x80585414, &(0x7f0000004840)) 08:52:22 executing program 1: r0 = socket(0x2, 0xa, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(r1, 0xc00464b4, &(0x7f0000000040)) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:23 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, &(0x7f00000000c0)) [ 2020.054214][ T9083] block nbd0: NBD_DISCONNECT 08:52:23 executing program 5: timer_create(0x0, &(0x7f0000000040), &(0x7f0000000080)=0x0) timer_gettime(r0, &(0x7f00000000c0)) 08:52:23 executing program 4: socket(0x24, 0x800, 0x20401) 08:52:23 executing program 3: socket(0x2, 0x0, 0x0) 08:52:23 executing program 1: r0 = socket(0x2, 0xa, 0x0) syz_open_dev$dri(&(0x7f0000000000), 0x10001, 0x8040) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:23 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) openat$sndtimer(0xffffffffffffff9c, &(0x7f0000004800), 0x0) 08:52:23 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, 0x0) 08:52:23 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) [ 2020.310955][ T9096] block nbd0: NBD_DISCONNECT 08:52:23 executing program 4: socket(0x24, 0x800, 0x20401) 08:52:23 executing program 3: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) write$FUSE_INIT(0xffffffffffffffff, &(0x7f00000020c0)={0x50, 0x0, r1, {0x7, 0x22, 0x7f, 0x810080, 0x7, 0x0, 0xfa1, 0x8000}}, 0x50) 08:52:23 executing program 1: r0 = socket(0x2, 0xa, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:23 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) 08:52:23 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, 0x0) 08:52:23 executing program 4: socket(0x24, 0x800, 0x20401) 08:52:23 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) 08:52:23 executing program 1: setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f00000000c0), 0x4) [ 2020.579519][ T9110] block nbd0: NBD_DISCONNECT 08:52:23 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r2, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:23 executing program 2: timer_create(0x7, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, 0x0) 08:52:23 executing program 4: socket(0x0, 0x800, 0x20401) 08:52:23 executing program 1: setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:23 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) [ 2020.814113][ T9122] block nbd0: NBD_DISCONNECT 08:52:24 executing program 3: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) write$FUSE_INIT(0xffffffffffffffff, &(0x7f00000020c0)={0x50, 0x0, r1, {0x7, 0x22, 0x7f, 0x810080, 0x7, 0x0, 0xfa1, 0x8000}}, 0x50) 08:52:24 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r2, 0xc004aea7, &(0x7f0000000540)=0x9) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:24 executing program 1: setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:24 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) 08:52:24 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, &(0x7f00000000c0)) 08:52:24 executing program 4: socket(0x0, 0x800, 0x20401) 08:52:24 executing program 1: r0 = socket(0x0, 0xa, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) [ 2021.518626][ T9146] block nbd2: NBD_DISCONNECT 08:52:24 executing program 4: socket(0x0, 0x800, 0x20401) 08:52:24 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, 0x0) [ 2021.542223][ T9149] block nbd0: NBD_DISCONNECT 08:52:24 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) 08:52:24 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, 0x0) 08:52:24 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f00000047c0)=0xc041) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) [ 2021.748202][ T9160] block nbd2: NBD_DISCONNECT [ 2021.786057][ T9163] block nbd0: NBD_DISCONNECT 08:52:25 executing program 3: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) write$FUSE_INIT(0xffffffffffffffff, &(0x7f00000020c0)={0x50, 0x0, r1, {0x7, 0x22, 0x7f, 0x810080, 0x7, 0x0, 0xfa1, 0x8000}}, 0x50) 08:52:25 executing program 1: r0 = socket(0x0, 0xa, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:25 executing program 4: socket(0x24, 0x0, 0x20401) 08:52:25 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:25 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) r2 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r2, 0xee00, 0x7, 0x6}}}, 0x78) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r4, 0xc00455d0, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r5, 0xc0505510, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r6, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r3, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r4, &(0x7f0000002680)={0x2020, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f00000046c0)={0x90, 0x0, 0x0, {0x1, 0x1, 0x0, 0x4, 0x6, 0x773, {0x3, 0x37d5, 0x17, 0x11fbb668, 0x688000000, 0x5, 0x401, 0x400, 0x0, 0x1000, 0x5, r7, r1, 0x5f, 0x7}}}, 0x90) 08:52:25 executing program 5: timer_create(0x0, &(0x7f0000000040)={0x0, 0x0, 0x1}, &(0x7f0000000080)) timer_gettime(0x0, 0x0) [ 2022.416563][ T9176] block nbd2: NBD_DISCONNECT [ 2022.441591][ T9181] block nbd0: NBD_DISCONNECT 08:52:25 executing program 4: socket(0x24, 0x0, 0x0) 08:52:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1268) openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200) ioctl$BLKRRPART(r1, 0x125f, 0x0) 08:52:25 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r2, 0xc004aea7, &(0x7f0000000540)=0x9) syz_open_dev$ndb(&(0x7f0000000580), 0x0, 0x60301) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:25 executing program 1: r0 = socket(0x0, 0xa, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:25 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) [ 2022.646484][ T9192] block nbd2: NBD_DISCONNECT 08:52:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xfb) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_DISCONNECT(r0, 0x1268) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000040), 0xa1440) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r1, 0x54a3) [ 2022.716972][ T9195] block nbd0: NBD_DISCONNECT 08:52:26 executing program 3: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) 08:52:26 executing program 4: syz_open_dev$ndb(&(0x7f0000000240), 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$BLKSECTGET(r1, 0x1267, &(0x7f00000001c0)) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x404001, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000200), 0x220444, 0x0) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0x0) ioctl$BLKPBSZGET(r2, 0x127b, &(0x7f0000000140)) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_PPC_GET_PVINFO(r5, 0x4080aea1, &(0x7f0000000000)=""/34) ioctl$NBD_DO_IT(r4, 0xab03) r6 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_SPLIT_IRQCHIP(r6, 0x4068aea3, &(0x7f00000002c0)={0x79, 0x0, 0x1}) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x202000, 0x0) ioctl$BLKROGET(0xffffffffffffffff, 0x125e, &(0x7f00000000c0)) ioctl$NBD_SET_SIZE_BLOCKS(r4, 0xab07, 0x2518) 08:52:26 executing program 1: r0 = socket(0x2, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r0, 0x0, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, 0x0, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@IEEE802154_ATTR_PAN_COORD={0x5, 0x19, 0x2}, @IEEE802154_ATTR_PAN_COORD={0x5, 0x19, 0xfe}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x9}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0xa}, @IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x1}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x7f}]}, 0x44}, 0x1, 0x0, 0x0, 0x810}, 0x20000040) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) sendmsg$IEEE802154_ADD_IFACE(r1, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, 0x0, 0x4, 0x70bd2b, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_TYPE={0x5}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_PHY_NAME={0x9, 0x1f, 'phy3\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x0) socket(0x22, 0x2, 0x7ff) socket(0xb, 0x3, 0x6) 08:52:26 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:26 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r2, 0xc004aea7, &(0x7f0000000540)=0x9) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) [ 2023.370205][ T9215] block nbd2: NBD_DISCONNECT [ 2023.387567][ T9213] block nbd0: NBD_DISCONNECT 08:52:26 executing program 5: ioctl$KVM_DEASSIGN_DEV_IRQ(0xffffffffffffffff, 0x4040ae75, &(0x7f0000000000)={0x7, 0x0, 0x6, 0x600}) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f0000000040)={0x10000, 0x8}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(0xffffffffffffffff, 0x80dc5521, &(0x7f00000002c0)=""/66) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$SIOCX25SSUBSCRIP(0xffffffffffffffff, 0x89e1, &(0x7f00000001c0)={'gretap0\x00', 0x1000, 0x70e2}) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_HALT_POLL(r4, 0x4068aea3, &(0x7f0000000100)={0xb6, 0x0, 0x1}) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r3, 0x4068aea3, &(0x7f0000000080)) socket(0x11, 0xa, 0x0) 08:52:26 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:26 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f00000047c0)=0xc041) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:26 executing program 1: r0 = socket(0x2, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) [ 2023.640957][ T9234] block nbd2: NBD_DISCONNECT [ 2023.672353][ T9239] block nbd0: NBD_DISCONNECT 08:52:26 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:26 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) [ 2023.867185][ T9257] block nbd2: NBD_DISCONNECT [ 2023.932976][ T9260] block nbd0: NBD_DISCONNECT 08:52:27 executing program 3: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:27 executing program 4: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000004780), 0x1000, 0x2) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r5, 0xc0045540, &(0x7f00000047c0)=0xc041) ioctl$KVM_PPC_ALLOCATE_HTAB(r2, 0xc004aea7, &(0x7f0000000540)=0x9) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:27 executing program 1: r0 = socket(0x2, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:27 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, 0x0) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:27 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) write$apparmor_current(r3, &(0x7f00000000c0)=@hat={'changehat ', 0x1, 0x5e, ['/dev/kvm\x00', '\x00', '\x00', '/dev/kvm\x00', '/dev/kvm\x00', '/D\x00', ')!^$&{\x00', '/dev/kvm\x00']}, 0x4d) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r2, 0x4068aea3, &(0x7f0000000000)) 08:52:27 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r2, &(0x7f0000002680)={0x2020}, 0x2020) [ 2024.373548][ T9271] block nbd2: NBD_DISCONNECT [ 2024.396502][ T9275] block nbd4: NBD_DISCONNECT 08:52:27 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:27 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:27 executing program 4: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) 08:52:27 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:27 executing program 1: socket(0x2, 0xa, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f00000000c0), 0x4) [ 2024.636352][ T9291] block nbd2: NBD_DISCONNECT 08:52:27 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r3, 0xc00455d0, 0x0) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) [ 2024.819074][ T9303] block nbd2: NBD_DISCONNECT 08:52:28 executing program 3: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:28 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) 08:52:28 executing program 1: socket(0x2, 0xa, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f00000000c0), 0x4) 08:52:28 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:28 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r3 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) ioctl$NBD_DISCONNECT(r2, 0xab08) read$FUSE(r3, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:28 executing program 1: socket(0x2, 0xa, 0x0) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f00000000c0), 0x4) [ 2025.366002][ T9315] block nbd2: NBD_DISCONNECT 08:52:28 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r2, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:28 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r2, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:28 executing program 4: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) 08:52:28 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) 08:52:28 executing program 1: r0 = socket(0x2, 0xa, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, 0x0, 0x0) 08:52:28 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020}, 0x2020) getuid() r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:29 executing program 3: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:29 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:29 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGFLAGS1(r1, 0x8004745a, &(0x7f0000000140)) r2 = accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1) r4 = accept4(r3, &(0x7f0000000080)=@l2tp6={0xa, 0x0, 0x0, @private2}, &(0x7f0000000100)=0x80, 0x800) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000002c0)=0x1, 0x4) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000180), 0x40, 0x0) recvfrom$x25(r4, &(0x7f0000000300)=""/250, 0xfa, 0x10020, 0x0, 0x0) ioctl$BLKPBSZGET(r6, 0x127b, &(0x7f00000001c0)) ioctl$SIOCX25SFACILITIES(r5, 0x89a0, &(0x7f0000000140)={0x52}) socket(0x2, 0x0, 0x7ff) ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000000)={0xc025, 0x3}) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000200)={0x65, "2a602cb8985cd12844adf4cf128a8e87e29876481944d943d4c7ed121914c44672b2ed6f5d7d85745dc3c20a367a2a920a2643e38dcda74611bc26821977ef5fb2cd7655579c5f19420d3b4d8922b5b5667ede18b21347a9070e83d31fb9213ee9acaee5a2d83bfbd299e069382186420e0a3ba1af6ce5051d2781bcb92fd409"}) 08:52:29 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020}, 0x2020) r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:29 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) 08:52:29 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:29 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:29 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGFLAGS1(r1, 0x8004745a, &(0x7f0000000140)) r2 = accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1) r4 = accept4(r3, &(0x7f0000000080)=@l2tp6={0xa, 0x0, 0x0, @private2}, &(0x7f0000000100)=0x80, 0x800) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000002c0)=0x1, 0x4) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000180), 0x40, 0x0) recvfrom$x25(r4, &(0x7f0000000300)=""/250, 0xfa, 0x10020, 0x0, 0x0) ioctl$BLKPBSZGET(r6, 0x127b, &(0x7f00000001c0)) ioctl$SIOCX25SFACILITIES(r5, 0x89a0, &(0x7f0000000140)={0x52}) socket(0x2, 0x0, 0x7ff) ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000000)={0xc025, 0x3}) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000200)={0x65, "2a602cb8985cd12844adf4cf128a8e87e29876481944d943d4c7ed121914c44672b2ed6f5d7d85745dc3c20a367a2a920a2643e38dcda74611bc26821977ef5fb2cd7655579c5f19420d3b4d8922b5b5667ede18b21347a9070e83d31fb9213ee9acaee5a2d83bfbd299e069382186420e0a3ba1af6ce5051d2781bcb92fd409"}) 08:52:29 executing program 4: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_WRITE(0xffffffffffffffff, &(0x7f0000002080)={0x18, 0x0, r1, {0x5}}, 0x18) 08:52:29 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) 08:52:29 executing program 0: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:29 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 3: socket(0x2, 0x0, 0x7ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:30 executing program 0: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) 08:52:30 executing program 1: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r1, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCGFLAGS1(r1, 0x8004745a, &(0x7f0000000140)) r2 = accept4$x25(r0, 0x0, 0x0, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f0000000040)=0x1, 0x4) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1) r4 = accept4(r3, &(0x7f0000000080)=@l2tp6={0xa, 0x0, 0x0, @private2}, &(0x7f0000000100)=0x80, 0x800) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) setsockopt$X25_QBITINCL(r0, 0x106, 0x1, &(0x7f00000002c0)=0x1, 0x4) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000180), 0x40, 0x0) recvfrom$x25(r4, &(0x7f0000000300)=""/250, 0xfa, 0x10020, 0x0, 0x0) ioctl$BLKPBSZGET(r6, 0x127b, &(0x7f00000001c0)) ioctl$SIOCX25SFACILITIES(r5, 0x89a0, &(0x7f0000000140)={0x52}) socket(0x2, 0x0, 0x7ff) ioctl$PPPIOCGNPMODE(0xffffffffffffffff, 0xc008744c, &(0x7f0000000000)={0xc025, 0x3}) ioctl$SIOCX25SCALLUSERDATA(r2, 0x89e5, &(0x7f0000000200)={0x65, "2a602cb8985cd12844adf4cf128a8e87e29876481944d943d4c7ed121914c44672b2ed6f5d7d85745dc3c20a367a2a920a2643e38dcda74611bc26821977ef5fb2cd7655579c5f19420d3b4d8922b5b5667ede18b21347a9070e83d31fb9213ee9acaee5a2d83bfbd299e069382186420e0a3ba1af6ce5051d2781bcb92fd409"}) 08:52:30 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0}, 0x2020) r1 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000002600)={0x78, 0x0, r0, {0x1, 0x1518f60a, 0x0, {0x5, 0xfff, 0x0, 0xc3e4, 0x6, 0x2, 0xff7ffbff, 0x30a, 0x6, 0x8000, 0x2, r1, 0xee00, 0x7, 0x6}}}, 0x78) r2 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r2, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020}, 0x2020) getuid() r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 0: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 3: socket(0x2, 0x0, 0x7ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:30 executing program 4: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x100) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:30 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) 08:52:30 executing program 1: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:30 executing program 2: read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020}, 0x2020) r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 3: socket(0x2, 0x0, 0x7ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:30 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) 08:52:30 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:30 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:30 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socket(0x2, 0x3, 0x9) 08:52:30 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:31 executing program 4: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:31 executing program 2: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:31 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:31 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) socket(0x2, 0x3, 0x9) 08:52:31 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f0000000280)=0x1) 08:52:31 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f0000000280)=0x1) 08:52:31 executing program 2: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:31 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:31 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) socket(0x2, 0x3, 0x9) 08:52:31 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:31 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:31 executing program 5: socket(0x2, 0x3, 0x9) 08:52:32 executing program 4: socket(0x2, 0x0, 0x7ff) r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:32 executing program 2: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:32 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f0000000280)=0x1) 08:52:32 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:32 executing program 5: socket(0x0, 0x3, 0x9) 08:52:32 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:32 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:32 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:32 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f0000000280)=0x1) 08:52:32 executing program 0: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:32 executing program 5: socket(0x0, 0x3, 0x9) 08:52:32 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:33 executing program 4: socket(0x2, 0x0, 0x7ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:33 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$PPPIOCATTACH(r4, 0x4004743d, &(0x7f00000000c0)=0x4) 08:52:33 executing program 0: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:33 executing program 5: socket(0x0, 0x3, 0x9) 08:52:33 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x8001) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:33 executing program 0: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:33 executing program 3: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:33 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:33 executing program 5: socket(0x2, 0x0, 0x9) 08:52:33 executing program 4: socket(0x2, 0x0, 0x7ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:33 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) 08:52:33 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, 0x0, 0x0) 08:52:34 executing program 4: socket(0x2, 0x0, 0x7ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:34 executing program 3: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:34 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:34 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000040), 0x2, 0x0) 08:52:34 executing program 5: socket(0x2, 0x0, 0x9) 08:52:34 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:34 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:34 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:34 executing program 3: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:34 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) 08:52:34 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:34 executing program 5: socket(0x2, 0x0, 0x9) 08:52:34 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) setsockopt$X25_QBITINCL(0xffffffffffffffff, 0x106, 0x1, &(0x7f0000000240), 0x4) 08:52:34 executing program 2: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:34 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:34 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, 0x0, 0x20, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r2}]}, 0x4c}}, 0xc000) 08:52:34 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:34 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:35 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:35 executing program 2: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:35 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00'}) 08:52:35 executing program 5: socket(0x2, 0x3, 0x0) 08:52:35 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:35 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:35 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:35 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:35 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_ADD_IFACE(r1, 0x0, 0x0) 08:52:35 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:35 executing program 2: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:35 executing program 5: socket(0x2, 0x3, 0x0) 08:52:35 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:35 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x40200) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:35 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 08:52:35 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x8001) read$FUSE(r0, 0x0, 0x0) 08:52:35 executing program 0: read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:35 executing program 5: socket(0x2, 0x3, 0x0) 08:52:35 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:35 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:35 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) 08:52:35 executing program 0: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1263) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x101100) ioctl$IOC_PR_RESERVE(r1, 0x401070c9, &(0x7f0000000040)={0x400000003fffffd, 0x8, 0x5}) 08:52:36 executing program 0: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:36 executing program 1: ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000080)) 08:52:36 executing program 3: read$FUSE(0xffffffffffffffff, 0x0, 0x0) 08:52:36 executing program 5: ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x1f) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0xc003, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd2(0x0, 0x0) socket(0x2, 0x3, 0x9) socket(0x3, 0x0, 0x3) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x101000, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0), 0x44ec1, 0x0) ioctl$PPPIOCSNPMODE(r3, 0x4008744b, &(0x7f0000000140)={0x8057, 0x1}) socket$isdn_base(0x22, 0x3, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_ASSIGN_SET_MSIX_NR(r2, 0x4008ae73, &(0x7f0000000040)={0x2b38, 0x8001}) 08:52:36 executing program 2: r0 = socket(0x11, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) eventfd2(0x3, 0x80800) 08:52:36 executing program 0: r0 = syz_open_dev$sndctrl(0x0, 0x400, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:36 executing program 3: read$FUSE(0xffffffffffffffff, 0x0, 0x0) 08:52:36 executing program 1: ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000080)) 08:52:36 executing program 4: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:36 executing program 2: r0 = socket(0x11, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) eventfd2(0x3, 0x80800) 08:52:36 executing program 3: read$FUSE(0xffffffffffffffff, 0x0, 0x0) 08:52:36 executing program 1: ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000080)) 08:52:36 executing program 5: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r0, 0x89eb, &(0x7f00000004c0)={0x7, 0x7, 0x40, 0x6, 0xff, 0x28, 0x12, "4e460bf9ecd3522f57088028422e5791574fac29", "67b3a1fa6829a3c739669604e84b694d67d33706"}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0x1263) 08:52:36 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:37 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000001980)={'ip6gre0\x00', &(0x7f0000001900)={'ip6tnl0\x00', 0x0, 0x4, 0x6b, 0x9, 0x7b, 0x10, @private1={0xfc, 0x1, '\x00', 0x1}, @private2={0xfc, 0x2, '\x00', 0x1}, 0x780, 0x1, 0x40, 0x8001}}) clock_gettime(0x0, &(0x7f0000001a00)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0)={0x1d, r1}, 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {r2, r3/1000+10000}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:37 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:37 executing program 2: r0 = socket(0x11, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) eventfd2(0x3, 0x80800) 08:52:37 executing program 1: r0 = socket(0x0, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) 08:52:37 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:37 executing program 4: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:37 executing program 2: r0 = socket(0x11, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:37 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000001980)={'ip6gre0\x00', &(0x7f0000001900)={'ip6tnl0\x00', 0x0, 0x4, 0x6b, 0x9, 0x7b, 0x10, @private1={0xfc, 0x1, '\x00', 0x1}, @private2={0xfc, 0x2, '\x00', 0x1}, 0x780, 0x1, 0x40, 0x8001}}) clock_gettime(0x0, &(0x7f0000001a00)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0)={0x1d, r1}, 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {r2, r3/1000+10000}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:37 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:37 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:37 executing program 1: r0 = socket(0x0, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) 08:52:37 executing program 4: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000000040)={0x2020}, 0x2020) 08:52:37 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000001980)={'ip6gre0\x00', &(0x7f0000001900)={'ip6tnl0\x00', 0x0, 0x4, 0x6b, 0x9, 0x7b, 0x10, @private1={0xfc, 0x1, '\x00', 0x1}, @private2={0xfc, 0x2, '\x00', 0x1}, 0x780, 0x1, 0x40, 0x8001}}) clock_gettime(0x0, &(0x7f0000001a00)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0)={0x1d, r1}, 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {r2, r3/1000+10000}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:37 executing program 2: bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:37 executing program 0: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:37 executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, 0x0, 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:37 executing program 1: r0 = socket(0x0, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) 08:52:37 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:37 executing program 5: r0 = socket(0x11, 0xa, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000001980)={'ip6gre0\x00', &(0x7f0000001900)={'ip6tnl0\x00', 0x0, 0x4, 0x6b, 0x9, 0x7b, 0x10, @private1={0xfc, 0x1, '\x00', 0x1}, @private2={0xfc, 0x2, '\x00', 0x1}, 0x780, 0x1, 0x40, 0x8001}}) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0)={0x1d, r1}, 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:37 executing program 3: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) 08:52:37 executing program 2: bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:37 executing program 0: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:37 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:37 executing program 1: r0 = socket(0x2, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) 08:52:37 executing program 2: bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:37 executing program 3: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) 08:52:37 executing program 5: r0 = socket(0x11, 0xa, 0x0) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:38 executing program 0: syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:38 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:38 executing program 3: openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) 08:52:38 executing program 5: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:38 executing program 1: r0 = socket(0x2, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) 08:52:38 executing program 2: r0 = socket(0x0, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:38 executing program 3: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:38 executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x400, 0x0) read$FUSE(r0, 0x0, 0x0) 08:52:38 executing program 5: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f00000002c0)) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000000)={0x7}) openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000000)={0x7}) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$PPPIOCSDEBUG(0xffffffffffffffff, 0x40047440, &(0x7f0000000240)) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000000080)={0x7}) ioctl$KVM_IOEVENTFD(r4, 0x4040ae79, &(0x7f00000000c0)={0x0, &(0x7f0000000100), 0x1, 0xffffffffffffffff, 0xc}) r5 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x460001, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x300) r7 = socket(0x28, 0x800, 0xa33) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) r8 = ioctl$KVM_CREATE_VM(r5, 0xae01, 0x0) ioctl$KVM_CREATE_PIT2(r8, 0x4040ae77, &(0x7f0000000000)={0x7}) ioctl$KVM_CAP_EXIT_ON_EMULATION_FAILURE(r8, 0x4068aea3, &(0x7f00000001c0)={0xcc, 0x0, 0x1}) 08:52:38 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000014c0)=[{&(0x7f0000000140)=""/148, 0x94}], 0x1}, 0x100) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000000)={0x1f004, 0x4000}) socket(0x11, 0xa, 0x0) write$apparmor_current(0xffffffffffffffff, &(0x7f0000001640)=ANY=[@ANYBLOB="706501fa04927e9b1bc93030303030303030303030844f0405e4163fec7430303030305e27212100002d2fbf4cd581890c63b24cde68032a252a000000000000619f269af39b68724e740b0ec5edb1f94ebd0109f1697c85d03ff7d721c4e81f57dc3f331fc34d151706012a854ebf7481cfc917a51c89e615fe4d521583782a70eea0af532f525bc5cd852fff4c3e265d2d405b28ce459c280025002d2e2a28b4007d002d5e7d2b4000"], 0xa1) 08:52:38 executing program 1: r0 = socket(0x2, 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, &(0x7f0000000080)) 08:52:38 executing program 5: sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:38 executing program 2: r0 = socket(0x0, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:38 executing program 3: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:38 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000014c0)=[{&(0x7f0000000140)=""/148, 0x94}], 0x1}, 0x100) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000000)={0x1f004, 0x4000}) socket(0x11, 0xa, 0x0) write$apparmor_current(0xffffffffffffffff, &(0x7f0000001640)=ANY=[@ANYBLOB="706501fa04927e9b1bc93030303030303030303030844f0405e4163fec7430303030305e27212100002d2fbf4cd581890c63b24cde68032a252a000000000000619f269af39b68724e740b0ec5edb1f94ebd0109f1697c85d03ff7d721c4e81f57dc3f331fc34d151706012a854ebf7481cfc917a51c89e615fe4d521583782a70eea0af532f525bc5cd852fff4c3e265d2d405b28ce459c280025002d2e2a28b4007d002d5e7d2b4000"], 0xa1) 08:52:38 executing program 3: r0 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:38 executing program 5: r0 = socket(0x0, 0xa, 0x0) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:38 executing program 2: r0 = socket(0x0, 0xa, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:38 executing program 1: socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000080)) 08:52:38 executing program 4: add_key$user(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x0}, &(0x7f0000000080)="7234929cc8effa14c6df53eb67785b13fc67c623b3d85bdebf0bb20629e54d7faa825f2d2b27664a04512219aa8fa7e8ad33388ea520f2925e2f07e511b66044e876d6e8375d4668405acf9fbf0964a63232007ff38c0e591f919e880252644a345e622b93560d388f4ba2366d881b1bd439cf22096b3565c40601cfae9fc62ecc6326a6dc4263f73bb93519e40ecf880e2091198c6d5462805b9a806716c6e62bb261ce425318c9df4b4ec07e2678c40b090d2e307548c9ba355f35fe1fd58f", 0xc0, 0xfffffffffffffffe) add_key$user(&(0x7f0000000140), &(0x7f0000000180)={'syz', 0x2}, &(0x7f00000001c0)="51d557d66eae310fd537e5836850f60f02a2ba5f9368f8aa2e0f086732f7715d7881939799538bc5385bb262dc4b16002bc8f2fdee0ec82f3049cdfc173af86e4bdf57ad4cb471e7695a500effc7db0575d6652ed5077834b5cd3bb1735565b25a4210b02cc08bccd5253b7aeefc0b62085bebc0917641daa540b0e842952a0ac504df7a2f6833a37e996de0ec98237330aa8d73b21bb94a9b1cc6d7a8e5db377979674aa9b29086b7c28c85223c9a90868ad98f4238d5faf87e7c84d9bd8ecec6a5bacb795fb331d1fa6392bdc0110cd39a259cb73855e227b28651beca57f13a513f27b2b28d265621630a096667befe", 0xf1, 0xffffffffffffffff) socket(0x2, 0x0, 0x7ff) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x1cc) 08:52:38 executing program 3: read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:39 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000014c0)=[{&(0x7f0000000140)=""/148, 0x94}], 0x1}, 0x100) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000000)={0x1f004, 0x4000}) socket(0x11, 0xa, 0x0) write$apparmor_current(0xffffffffffffffff, &(0x7f0000001640)=ANY=[@ANYBLOB="706501fa04927e9b1bc93030303030303030303030844f0405e4163fec7430303030305e27212100002d2fbf4cd581890c63b24cde68032a252a000000000000619f269af39b68724e740b0ec5edb1f94ebd0109f1697c85d03ff7d721c4e81f57dc3f331fc34d151706012a854ebf7481cfc917a51c89e615fe4d521583782a70eea0af532f525bc5cd852fff4c3e265d2d405b28ce459c280025002d2e2a28b4007d002d5e7d2b4000"], 0xa1) 08:52:39 executing program 5: r0 = socket(0x0, 0xa, 0x0) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:39 executing program 1: socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000080)) 08:52:39 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x50b403) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) write$cgroup_type(0xffffffffffffffff, &(0x7f00000000c0), 0x9) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f0000000140)={0xc0, 0x0, 0x0, [{0x2, 0xff, 0x1, 0x5, '('}, {0x0, 0x0, 0x9, 0x8, 'threaded\x00'}, {0x2, 0xbc33, 0x7, 0x1, '}(*(-[['}, {0x6, 0x1, 0xa, 0x6, '/dev/nbd#\x00'}, {0x6, 0x7, 0x2, 0x7, '($'}]}, 0xc0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0xffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r4) 08:52:39 executing program 3: read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:39 executing program 2: r0 = socket(0x11, 0x0, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:39 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000014c0)=[{&(0x7f0000000140)=""/148, 0x94}], 0x1}, 0x100) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000000)={0x1f004, 0x4000}) socket(0x11, 0xa, 0x0) 08:52:39 executing program 1: socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000080)) 08:52:39 executing program 5: r0 = socket(0x0, 0xa, 0x0) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:39 executing program 3: read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:39 executing program 3: r0 = syz_open_dev$sndctrl(0x0, 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:39 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, 0x0) 08:52:39 executing program 2: r0 = socket(0x11, 0x0, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) [ 2036.328883][ T9811] nbd4: detected capacity change from 0 to 131070 08:52:39 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) recvmsg$can_bcm(r0, &(0x7f0000001700)={0x0, 0x0, &(0x7f00000014c0)=[{&(0x7f0000000140)=""/148, 0x94}], 0x1}, 0x100) socket(0x11, 0xa, 0x0) 08:52:39 executing program 5: r0 = socket(0x11, 0x0, 0x0) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) [ 2036.935825][ T1196] ieee802154 phy0 wpan0: encryption failed: -22 [ 2036.942273][ T1196] ieee802154 phy1 wpan1: encryption failed: -22 [ 2037.013165][ T45] block nbd4: Receive control failed (result -32) [ 2037.021935][ T9798] block nbd4: shutting down sockets 08:52:40 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x50b403) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) write$cgroup_type(0xffffffffffffffff, &(0x7f00000000c0), 0x9) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f0000000140)={0xc0, 0x0, 0x0, [{0x2, 0xff, 0x1, 0x5, '('}, {0x0, 0x0, 0x9, 0x8, 'threaded\x00'}, {0x2, 0xbc33, 0x7, 0x1, '}(*(-[['}, {0x6, 0x1, 0xa, 0x6, '/dev/nbd#\x00'}, {0x6, 0x7, 0x2, 0x7, '($'}]}, 0xc0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0xffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r4) 08:52:40 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, 0x0) 08:52:40 executing program 3: r0 = syz_open_dev$sndctrl(0x0, 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:40 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) r0 = socket(0x11, 0x80803, 0x0) accept4(r0, 0x0, 0x0, 0x0) socket(0x11, 0xa, 0x0) 08:52:40 executing program 2: r0 = socket(0x11, 0x0, 0x0) bind$isdn_base(r0, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:40 executing program 5: r0 = socket(0x11, 0x0, 0x0) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:40 executing program 2: socket(0x11, 0xa, 0x0) bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:40 executing program 3: r0 = syz_open_dev$sndctrl(0x0, 0x0, 0x0) read$FUSE(r0, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:40 executing program 1: r0 = socket(0x2, 0xa, 0x0) ioctl$SIOCX25GDTEFACILITIES(r0, 0x89ea, 0x0) 08:52:40 executing program 5: r0 = socket(0x11, 0x0, 0x0) sendmsg$can_bcm(r0, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:40 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) socket(0x11, 0x80803, 0x0) socket(0x11, 0xa, 0x0) 08:52:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8940, &(0x7f0000000140)={0x1}) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKFLSBUF(r4, 0x1261, &(0x7f0000000000)=0x800) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKPG(r3, 0x1269, &(0x7f0000000040)={0x9, 0x7f}) [ 2037.439405][ T9855] nbd4: detected capacity change from 0 to 131070 [ 2037.712633][ T9870] block nbd1: shutting down sockets [ 2038.084401][ T45] block nbd4: Receive control failed (result -32) [ 2038.084898][ T9847] block nbd4: shutting down sockets 08:52:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x50b403) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1263) write$cgroup_type(0xffffffffffffffff, &(0x7f00000000c0), 0x9) r1 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f0000000140)={0xc0, 0x0, 0x0, [{0x2, 0xff, 0x1, 0x5, '('}, {0x0, 0x0, 0x9, 0x8, 'threaded\x00'}, {0x2, 0xbc33, 0x7, 0x1, '}(*(-[['}, {0x6, 0x1, 0xa, 0x6, '/dev/nbd#\x00'}, {0x6, 0x7, 0x2, 0x7, '($'}]}, 0xc0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0xffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$BLKIOOPT(r0, 0x1279, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r4) 08:52:41 executing program 3: syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) 08:52:41 executing program 5: socket(0x11, 0xa, 0x0) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:41 executing program 2: socket(0x11, 0xa, 0x0) bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) 08:52:41 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) socket(0x11, 0xa, 0x0) 08:52:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8940, &(0x7f0000000140)={0x1}) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKFLSBUF(r4, 0x1261, &(0x7f0000000000)=0x800) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKPG(r3, 0x1269, &(0x7f0000000040)={0x9, 0x7f}) 08:52:41 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) socket(0x11, 0xa, 0x0) 08:52:41 executing program 3: syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) read$FUSE(0xffffffffffffffff, &(0x7f0000002680)={0x2020}, 0x2020) [ 2038.368223][ T9891] block nbd1: shutting down sockets 08:52:41 executing program 5: socket(0x11, 0xa, 0x0) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001b00)={&(0x7f00000019c0), 0x10, &(0x7f0000001ac0)={&(0x7f0000001a40)={0x2, 0x6, 0x95, {}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x2, 0x1, 0x0, 0x1}, 0x14, 0x3, 0x0, 0x0, "7200fab09ce41e4c1a335613f30cae85ec5bc75c41728330ae1b05e5c69580ef5035584b18831664ab2fe6c4a4dde597fb758ee4a52918650bc4078bec7f27a8"}}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x20000080) 08:52:41 executing program 0: recvmsg$can_bcm(0xffffffffffffffff, &(0x7f0000001600)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@netrom, @netrom, @remote, @netrom, @remote, @netrom, @netrom, @netrom]}, 0x80, &(0x7f0000001540)=[{&(0x7f00000000c0)=""/87, 0x57}, {&(0x7f0000000200)=""/208, 0xd0}, {&(0x7f0000000300)=""/165, 0xa5}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/111, 0x6f}, {&(0x7f0000001480)=""/62, 0x3e}, {&(0x7f0000001500)=""/43, 0x2b}], 0x7, &(0x7f00000015c0)=""/60, 0x3c}, 0x40010041) clock_gettime(0x2, &(0x7f00000003c0)) socket(0x11, 0xa, 0x0) 08:52:41 executing program 2: socket(0x11, 0xa, 0x0) bind$isdn_base(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x6, 0x5, 0x4}, 0x6) [ 2038.518400][ T9894] nbd4: detected capacity change from 0 to 131070 08:52:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SFACILITIES(r2, 0x8940, &(0x7f0000000140)={0x1}) r3 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$BLKFLSBUF(r4, 0x1261, &(0x7f0000000000)=0x800) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$BLKPG(r3, 0x1269, &(0x7f0000000040)={0x9, 0x7f}) [ 2038.788745][ T9913] block nbd1: shutting down sockets [ 2041.300079][ T9890] block nbd4: shutting down sockets [ 2098.368725][ T1196] ieee802154 phy0 wpan0: encryption failed: -22 [ 2098.375125][ T1196] ieee802154 phy1 wpan1: encryption failed: -22 [ 2134.202898][ T1440] block nbd4: Possible stuck request ffff88801a750000: control (read@0,4096B). Runtime 94 seconds [ 2159.801411][ T1196] ieee802154 phy0 wpan0: encryption failed: -22 [ 2159.807747][ T1196] ieee802154 phy1 wpan1: encryption failed: -22 [ 2202.045687][ T27] INFO: task systemd-udevd:8977 blocked for more than 143 seconds. [ 2202.054370][ T27] Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 2202.061757][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2202.070461][ T27] task:systemd-udevd state:D stack:25208 pid: 8977 ppid: 2977 flags:0x00004000 [ 2202.079717][ T27] Call Trace: [ 2202.083005][ T27] [ 2202.085978][ T27] __schedule+0xa9a/0x4940 [ 2202.090427][ T27] ? find_held_lock+0x2d/0x110 [ 2202.095245][ T27] ? io_schedule_timeout+0x180/0x180 [ 2202.100556][ T27] ? mark_held_locks+0x9f/0xe0 [ 2202.105367][ T27] schedule+0xd2/0x260 [ 2202.109453][ T27] io_schedule+0xee/0x170 [ 2202.113800][ T27] folio_wait_bit_common+0x4f2/0xa60 [ 2202.119220][ T27] ? file_write_and_wait_range+0x1e0/0x1e0 [ 2202.125079][ T27] ? end_buffer_async_read_io+0x300/0x300 [ 2202.130870][ T27] ? folio_end_writeback+0x3b0/0x3b0 [ 2202.136236][ T27] ? alloc_pages+0x1af/0x300 [ 2202.140846][ T27] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 2202.147153][ T27] do_read_cache_page+0x986/0x11a0 [ 2202.152314][ T27] read_part_sector+0xf6/0x5b0 [ 2202.157292][ T27] ? adfspart_check_ADFS+0x800/0x800 [ 2202.162593][ T27] adfspart_check_ICS+0x9d/0xc90 [ 2202.167585][ T27] ? pointer+0xa00/0xa00 [ 2202.171895][ T27] ? __alloc_pages_slowpath.constprop.0+0x20d0/0x20d0 [ 2202.178742][ T27] ? adfspart_check_ADFS+0x800/0x800 [ 2202.184048][ T27] ? snprintf+0xbb/0xf0 [ 2202.188278][ T27] ? vsprintf+0x30/0x30 [ 2202.192469][ T27] ? adfspart_check_ADFS+0x800/0x800 [ 2202.197831][ T27] bdev_disk_changed+0x759/0x1100 [ 2202.202878][ T27] ? iput.part.0+0x72/0x850 [ 2202.207457][ T27] blkdev_get_whole+0x206/0x2d0 [ 2202.212368][ T27] blkdev_get_by_dev.part.0+0x354/0xb50 [ 2202.217981][ T27] ? devcgroup_check_permission+0x1bb/0x410 [ 2202.223945][ T27] blkdev_get_by_dev+0x6b/0x80 [ 2202.228780][ T27] blkdev_open+0x154/0x2e0 [ 2202.233214][ T27] do_dentry_open+0x4c8/0x11d0 [ 2202.238056][ T27] ? blkdev_close+0x80/0x80 [ 2202.242581][ T27] path_openat+0x1c9a/0x2740 [ 2202.247250][ T27] ? path_lookupat+0x860/0x860 [ 2202.252026][ T27] ? mark_lock+0xef/0x17b0 [ 2202.256542][ T27] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 2202.262553][ T27] do_filp_open+0x1aa/0x400 [ 2202.267171][ T27] ? may_open_dev+0xf0/0xf0 [ 2202.271703][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 2202.276728][ T27] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 2202.282987][ T27] ? _find_next_bit+0x1e3/0x260 [ 2202.287916][ T27] ? _raw_spin_unlock+0x24/0x40 [ 2202.292781][ T27] ? alloc_fd+0x2f0/0x670 [ 2202.297213][ T27] do_sys_openat2+0x16d/0x4d0 [ 2202.301909][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 2202.308242][ T27] ? build_open_flags+0x6f0/0x6f0 [ 2202.313295][ T27] ? seccomp_notify_ioctl+0xdc0/0xdc0 [ 2202.318762][ T27] __x64_sys_open+0x119/0x1c0 [ 2202.323454][ T27] ? do_sys_open+0x140/0x140 [ 2202.328137][ T27] ? __secure_computing+0x104/0x360 [ 2202.333454][ T27] do_syscall_64+0x35/0xb0 [ 2202.337958][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 2202.343869][ T27] RIP: 0033:0x7f44ecd02840 [ 2202.348359][ T27] RSP: 002b:00007ffd72c553a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 2202.356854][ T27] RAX: ffffffffffffffda RBX: 0000556cfdf74870 RCX: 00007f44ecd02840 [ 2202.364837][ T27] RDX: 0000556cfc644fe3 RSI: 00000000000a0800 RDI: 0000556cfdf69c40 [ 2202.372883][ T27] RBP: 00007ffd72c55520 R08: 0000556cfc644670 R09: 0000000000000010 [ 2202.380938][ T27] R10: 0000556cfc644d0c R11: 0000000000000246 R12: 00007ffd72c55470 [ 2202.388998][ T27] R13: 0000556cfdf798e0 R14: 0000000000000003 R15: 000000000000000e [ 2202.397065][ T27] [ 2202.405036][ T27] INFO: task syz-executor.4:9887 can't die for more than 143 seconds. [ 2202.413195][ T27] task:syz-executor.4 state:D stack:28128 pid: 9887 ppid: 6588 flags:0x00000004 [ 2202.422589][ T27] Call Trace: [ 2202.425937][ T27] [ 2202.428878][ T27] __schedule+0xa9a/0x4940 [ 2202.433418][ T27] ? io_schedule_timeout+0x180/0x180 [ 2202.438875][ T27] schedule+0xd2/0x260 [ 2202.442967][ T27] schedule_preempt_disabled+0xf/0x20 [ 2202.448421][ T27] __mutex_lock+0xa32/0x12f0 [ 2202.453029][ T27] ? find_held_lock+0x2d/0x110 [ 2202.458309][ T27] ? blkdev_put+0x97/0x9e0 [ 2202.462749][ T27] ? mutex_lock_io_nested+0x1150/0x1150 [ 2202.468543][ T27] ? do_raw_spin_lock+0x120/0x2b0 [ 2202.473586][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 2202.478603][ T27] ? locks_check_ctx_file_list+0x1d/0x110 [ 2202.484439][ T27] ? do_raw_spin_unlock+0x171/0x230 [ 2202.489717][ T27] ? _raw_spin_unlock+0x24/0x40 [ 2202.494634][ T27] ? locks_remove_file+0x2f7/0x570 [ 2202.499822][ T27] blkdev_put+0x97/0x9e0 [ 2202.504082][ T27] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 2202.510416][ T27] blkdev_close+0x6a/0x80 [ 2202.514766][ T27] __fput+0x286/0x9f0 [ 2202.518810][ T27] ? blkdev_fsync+0xa0/0xa0 [ 2202.523334][ T27] task_work_run+0xdd/0x1a0 [ 2202.527921][ T27] exit_to_user_mode_prepare+0x27e/0x290 [ 2202.533576][ T27] syscall_exit_to_user_mode+0x19/0x60 [ 2202.539139][ T27] do_syscall_64+0x42/0xb0 [ 2202.543573][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 2202.549553][ T27] RIP: 0033:0x7f1e8590567b [ 2202.553979][ T27] RSP: 002b:00007ffc7d6fb3a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 2202.562479][ T27] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f1e8590567b [ 2202.570529][ T27] RDX: 0000001b2f12b13c RSI: 00007f1e857176c0 RDI: 0000000000000003 [ 2202.578581][ T27] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2f128cc8 [ 2202.586632][ T27] R10: 00000000000004e1 R11: 0000000000000293 R12: 00007f1e85a56b60 [ 2202.594624][ T27] R13: 00007f1e85a56b60 R14: 00007f1e85a55f60 R15: 00000000001f1aeb [ 2202.602705][ T27] [ 2202.605805][ T27] INFO: task syz-executor.4:9887 blocked for more than 143 seconds. [ 2202.613792][ T27] Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 2202.620975][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2202.629714][ T27] task:syz-executor.4 state:D stack:28128 pid: 9887 ppid: 6588 flags:0x00000004 [ 2202.639025][ T27] Call Trace: [ 2202.642311][ T27] [ 2202.645313][ T27] __schedule+0xa9a/0x4940 [ 2202.649764][ T27] ? io_schedule_timeout+0x180/0x180 [ 2202.655146][ T27] schedule+0xd2/0x260 [ 2202.659238][ T27] schedule_preempt_disabled+0xf/0x20 [ 2202.664629][ T27] __mutex_lock+0xa32/0x12f0 [ 2202.669311][ T27] ? find_held_lock+0x2d/0x110 [ 2202.674097][ T27] ? blkdev_put+0x97/0x9e0 [ 2202.678610][ T27] ? mutex_lock_io_nested+0x1150/0x1150 [ 2202.684181][ T27] ? do_raw_spin_lock+0x120/0x2b0 [ 2202.689305][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 2202.694263][ T27] ? locks_check_ctx_file_list+0x1d/0x110 [ 2202.700094][ T27] ? do_raw_spin_unlock+0x171/0x230 [ 2202.705417][ T27] ? _raw_spin_unlock+0x24/0x40 [ 2202.710284][ T27] ? locks_remove_file+0x2f7/0x570 [ 2202.715484][ T27] blkdev_put+0x97/0x9e0 [ 2202.719743][ T27] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 2202.726072][ T27] blkdev_close+0x6a/0x80 [ 2202.730417][ T27] __fput+0x286/0x9f0 [ 2202.734415][ T27] ? blkdev_fsync+0xa0/0xa0 [ 2202.739018][ T27] task_work_run+0xdd/0x1a0 [ 2202.743544][ T27] exit_to_user_mode_prepare+0x27e/0x290 [ 2202.749265][ T27] syscall_exit_to_user_mode+0x19/0x60 [ 2202.754749][ T27] do_syscall_64+0x42/0xb0 [ 2202.759258][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 2202.765232][ T27] RIP: 0033:0x7f1e8590567b [ 2202.769662][ T27] RSP: 002b:00007ffc7d6fb3a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 2202.778163][ T27] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f1e8590567b [ 2202.786211][ T27] RDX: 0000001b2f12b13c RSI: 00007f1e857176c0 RDI: 0000000000000003 [ 2202.794193][ T27] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2f128cc8 [ 2202.802319][ T27] R10: 00000000000004e1 R11: 0000000000000293 R12: 00007f1e85a56b60 [ 2202.810476][ T27] R13: 00007f1e85a56b60 R14: 00007f1e85a55f60 R15: 00000000001f1aeb [ 2202.818555][ T27] [ 2202.836913][ T27] [ 2202.836913][ T27] Showing all locks held in the system: [ 2202.844647][ T27] 1 lock held by khungtaskd/27: [ 2202.849588][ T27] #0: ffffffff8bb83460 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 2202.859643][ T27] 1 lock held by in:imklog/6248: [ 2202.864592][ T27] #0: ffff88807b6d8af0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 [ 2202.874424][ T27] 2 locks held by systemd-udevd/8726: [ 2202.880131][ T27] 1 lock held by systemd-udevd/8977: [ 2202.885521][ T27] #0: ffff88801a6f2118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev.part.0+0x9b/0xb50 [ 2202.896174][ T27] 1 lock held by syz-executor.4/9887: [ 2202.901553][ T27] #0: ffff88801a6f2118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0x97/0x9e0 [ 2202.910981][ T27] [ 2202.913307][ T27] ============================================= [ 2202.913307][ T27] [ 2202.921810][ T27] NMI backtrace for cpu 1 [ 2202.926139][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 2202.935518][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2202.945583][ T27] Call Trace: [ 2202.948956][ T27] [ 2202.951889][ T27] dump_stack_lvl+0xcd/0x134 [ 2202.956505][ T27] nmi_cpu_backtrace.cold+0x47/0x144 [ 2202.961810][ T27] ? lapic_can_unplug_cpu+0x80/0x80 [ 2202.967152][ T27] nmi_trigger_cpumask_backtrace+0x1ae/0x220 [ 2202.973153][ T27] watchdog+0xcb7/0xed0 [ 2202.977327][ T27] ? trace_sched_process_hang+0x280/0x280 [ 2202.983061][ T27] kthread+0x405/0x4f0 [ 2202.987140][ T27] ? set_kthread_struct+0x130/0x130 [ 2202.992345][ T27] ret_from_fork+0x1f/0x30 [ 2202.996799][ T27] [ 2202.999893][ T27] Sending NMI from CPU 1 to CPUs 0: [ 2203.005144][ C0] NMI backtrace for cpu 0 [ 2203.005156][ C0] CPU: 0 PID: 30 Comm: kcompactd0 Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 2203.005178][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2203.005190][ C0] RIP: 0010:account_system_time+0x54/0xb0 [ 2203.005265][ C0] Code: e0 07 83 c0 03 38 d0 7c 04 84 d2 75 5d f6 45 2c 01 74 10 65 8b 05 0c af af 7e 25 00 ff ff 00 39 c6 74 35 65 8b 05 fc ae af 7e <89> c1 ba 04 00 00 00 81 e1 00 00 0f 00 39 ce 75 0b 31 d2 f6 c4 01 [ 2203.005286][ C0] RSP: 0018:ffffc90000e5fab0 EFLAGS: 00000046 [ 2203.005303][ C0] RAX: 0000000080000002 RBX: ffff88801ba00720 RCX: 1ffff110037400ed [ 2203.005318][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88801ba0002c [ 2203.005331][ C0] RBP: ffff88801ba00000 R08: 0000000000000000 R09: ffffffff8f14500f [ 2203.005345][ C0] R10: ffffffff8f145017 R11: 0000000000000001 R12: 0000000001ceda9f [ 2203.005359][ C0] R13: ffff88801ba00728 R14: ffff88801ba00758 R15: ffff8880b9c39a80 [ 2203.005375][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 2203.005394][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2203.005409][ C0] CR2: 0000556cff7962a8 CR3: 000000000b88e000 CR4: 00000000003506f0 [ 2203.005423][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2203.005435][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2203.005448][ C0] Call Trace: [ 2203.005455][ C0] [ 2203.005463][ C0] vtime_account_system+0x63/0xb0 [ 2203.005491][ C0] vtime_task_switch_generic+0xfa/0x5a0 [ 2203.005514][ C0] finish_task_switch.isra.0+0x6b4/0xb60 [ 2203.005557][ C0] ? __switch_to+0x5cc/0x1060 [ 2203.005624][ C0] __schedule+0xaa2/0x4940 [ 2203.005649][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 2203.005675][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 2203.005700][ C0] ? io_schedule_timeout+0x180/0x180 [ 2203.005725][ C0] ? debug_object_destroy+0x210/0x210 [ 2203.005754][ C0] schedule+0xd2/0x260 [ 2203.005777][ C0] schedule_timeout+0x14a/0x2a0 [ 2203.005804][ C0] ? usleep_range+0x170/0x170 [ 2203.005829][ C0] ? destroy_timer_on_stack+0x20/0x20 [ 2203.005859][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 2203.005880][ C0] ? prepare_to_wait_event+0xc8/0x690 [ 2203.005904][ C0] kcompactd+0xa5d/0xf30 [ 2203.005931][ C0] ? kcompactd_do_work+0x730/0x730 [ 2203.005957][ C0] ? finish_wait+0x270/0x270 [ 2203.005976][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 2203.006003][ C0] ? __kthread_parkme+0x15f/0x220 [ 2203.006026][ C0] ? kcompactd_do_work+0x730/0x730 [ 2203.006051][ C0] kthread+0x405/0x4f0 [ 2203.006074][ C0] ? set_kthread_struct+0x130/0x130 [ 2203.006099][ C0] ret_from_fork+0x1f/0x30 [ 2203.006127][ C0] [ 2203.006139][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 2203.278358][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc6-next-20211022-syzkaller #0 [ 2203.287724][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2203.297778][ T27] Call Trace: [ 2203.301054][ T27] [ 2203.303986][ T27] dump_stack_lvl+0xcd/0x134 [ 2203.308593][ T27] panic+0x2b0/0x6dd [ 2203.312532][ T27] ? __warn_printk+0xf3/0xf3 [ 2203.317259][ T27] ? lapic_can_unplug_cpu+0x80/0x80 [ 2203.322478][ T27] ? _flat_send_IPI_mask+0x53/0x60 [ 2203.327601][ T27] ? watchdog.cold+0x1b9/0x1de [ 2203.332373][ T27] watchdog.cold+0x1ca/0x1de [ 2203.336970][ T27] ? trace_sched_process_hang+0x280/0x280 [ 2203.342694][ T27] kthread+0x405/0x4f0 [ 2203.346767][ T27] ? set_kthread_struct+0x130/0x130 [ 2203.351973][ T27] ret_from_fork+0x1f/0x30 [ 2203.356413][ T27] [ 2203.359841][ T27] Kernel Offset: disabled [ 2203.364164][ T27] Rebooting in 86400 seconds..